SCES882E December   2017  – December 2023 SN74AXC1T45

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Switching Characteristics
    7. 5.7 Operating Characteristics: TA = 25°C
    8. 5.8 Typical Characteristics
  7. 6 Parameter Measurement Information
    1. 6.1 Load Circuit and Voltage Waveforms
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Fully Configurable Dual-Rail Design Allows Each Port to Operate Over the Full 0.65-V to 3.6-V Power-Supply Range
      2. 7.3.2 I/Os with Integrated Static Pull-Down Resistors
      3. 7.3.3 Support High-Speed Translation
      4. 7.3.4 Ioff Supports Partial-Power-Down Mode Operation
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Enable Times
    2. 8.2 Typical Applications
      1. 8.2.1 Unidirectional Logic Level-Shifting Application
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Bidirectional Logic Level-Shifting Application
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
      1. 8.3.1 Power-Up Considerations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.6 Switching Characteristics

Table 5-1 Switching Characteristics, VCCA = 0.7V
PARAMETER FROM TO TEST CONDITIONS B–PORT SUPPLY VOLTAGE (VCCB) UNIT
0.7 ± 0.05 V 0.8 ± 0.04 V 0.9 ± 0.045 V 1.2 ± 0.1V 1.5 ± 0.1V 1.8 ± 0.15 V 2.5 ± 0.2V 3.3 ± 0.3V
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tpd Propagation delay A B –40°C to 85°C 0.5 173 0.5 117 0.5 85 0.5 51 0.5 50 0.5 53 0.5 65 0.5 143 ns
–40°C to 125°C 0.5 173 0.5 117 0.5 85 0.5 51 0.5 50 0.5 53 0.5 65 0.5 143
B A –40°C to 85°C 0.5 173 0.5 154 0.5 127 0.5 88 0.5 83 0.5 82 0.5 80 0.5 80
–40°C to 125°C 0.5 173 0.5 154 0.5 127 0.5 88 0.5 83 0.5 82 0.5 80 0.5 80
tdis Disable time DIR A –40°C to 85°C 0.5 143 0.5 143 0.5 143 0.5 143 0.5 143 0.5 143 0.5 143 0.5 143 ns
–40°C to 125°C 0.5 143 0.5 143 0.5 143 0.5 143 0.5 143 0.5 143 0.5 143 0.5 143
DIR B –40°C to 85°C 0.5 163 0.5 123 0.5 100 0.5 50 0.5 45 0.5 49 0.5 61 0.5 109
–40°C to 125°C 0.5 163 0.5 123 0.5 100 0.5 50 0.5 45 0.5 49 0.5 61 0.5 109
ten Enable time DIR A –40°C to 85°C 0.5 389 0.5 331 0.5 287 0.5 143 0.5 134 0.5 137 0.5 147 0.5 200 ns
–40°C to 125°C 0.5 406 0.5 333 0.5 287 0.5 143 0.5 134 0.5 137 0.5 147 0.5 200
DIR B –40°C to 85°C 0.5 369 0.5 313 0.5 281 0.5 247 0.5 246 0.5 249 0.5 261 0.5 339
–40°C to 125°C 0.5 395 0.5 339 0.5 307 0.5 273 0.5 272 0.5 275 0.5 287 0.5 365
Table 5-2 Switching Characteristics, VCCA = 0.8V
PARAMETER FROM TO TEST CONDITIONS B–PORT SUPPLY VOLTAGE (VCCB) UNIT
0.7 ± 0.05 V 0.8 ± 0.04 V 0.9 ± 0.045 V 1.2 ± 0.1V 1.5 ± 0.1V 1.8 ± 0.15 V 2.5 ± 0.2V 3.3 ± 0.3V
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tpd Propagation delay A B –40°C to 85°C 0.5 153 0.5 95 0.5 64 0.5 33 0.5 27 0.5 26 0.5 27 0.5 36 ns
–40°C to 125°C 0.5 153 0.5 95 0.5 64 0.5 33 0.5 27 0.5 26 0.5 27 0.5 36
B A –40°C to 85°C 0.5 117 0.5 96 0.5 78 0.5 52 0.5 42 0.5 41 0.5 40 0.5 39
–40°C to 125°C 0.5 117 0.5 96 0.5 78 0.5 52 0.5 42 0.5 41 0.5 40 0.5 39
tdis Disable time DIR A –40°C to 85°C 0.5 100 0.5 100 0.5 100 0.5 100 0.5 100 0.5 100 0.5 100 0.5 100 ns
–40°C to 125°C 0.5 100 0.5 100 0.5 100 0.5 100 0.5 100 0.5 100 0.5 100 0.5 100
DIR B –40°C to 85°C 0.5 151 0.5 111 0.5 88 0.5 38 0.5 32 0.5 30 0.5 30 0.5 38
–40°C to 125°C 0.5 151 0.5 111 0.5 88 0.5 38 0.5 32 0.5 30 0.5 30 0.5 38
ten Enable time DIR A –40°C to 85°C 0.5 321 0.5 261 0.5 226 0.5 96 0.5 80 0.5 78 0.5 76 0.5 87 ns
–40°C to 125°C 0.5 341 0.5 266 0.5 229 0.5 97 0.5 80 0.5 78 0.5 76 0.5 87
DIR B –40°C to 85°C 0.5 309 0.5 251 0.5 220 0.5 189 0.5 183 0.5 182 0.5 183 0.5 192
–40°C to 125°C 0.5 317 0.5 259 0.5 228 0.5 197 0.5 191 0.5 190 0.5 191 0.5 200
Table 5-3 Switching Characteristics, VCCA = 0.9V
PARAMETER FROM TO TEST CONDITIONS B–PORT SUPPLY VOLTAGE (VCCB) UNIT
0.7 ± 0.05 V 0.8 ± 0.04 V 0.9 ± 0.045 V 1.2 ± 0.1V 1.5 ± 0.1V 1.8 ± 0.15 V 2.5 ± 0.2V 3.3 ± 0.3V
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tpd Propagation delay A B –40°C to 85°C 0.5 126 0.5 78 0.5 52 0.5 23 0.5 18 0.5 16 0.5 15 0.5 18 ns
–40°C to 125°C 0.5 126 0.5 78 0.5 52 0.5 23 0.5 18 0.5 16 0.5 15 0.5 18
B A –40°C to 85°C 0.5 85 0.5 64 0.5 53 0.5 40 0.5 28 0.5 24 0.5 22 0.5 21
–40°C to 125°C 0.5 85 0.5 64 0.5 53 0.5 40 0.5 28 0.5 24 0.5 22 0.5 21
tdis Disable time DIR A –40°C to 85°C 0.5 75 0.5 75 0.5 75 0.5 75 0.5 75 0.5 75 0.5 75 0.5 75 ns
–40°C to 125°C 0.5 79 0.5 79 0.5 79 0.5 79 0.5 79 0.5 79 0.5 79 0.5 79
DIR B –40°C to 85°C 0.5 144 0.5 105 0.5 82 0.5 32 0.5 25 0.5 24 0.5 21 0.5 23
–40°C to 125°C 0.5 144 0.5 105 0.5 83 0.5 36 0.5 28 0.5 26 0.5 21 0.5 23
ten Enable time DIR A –40°C to 85°C 0.5 282 0.5 223 0.5 195 0.5 77 0.5 59 0.5 54 0.5 48 0.5 54 ns
–40°C to 125°C 0.5 304 0.5 229 0.5 199 0.5 81 0.5 62 0.5 56 0.5 49 0.5 54
DIR B –40°C to 85°C 0.5 262 0.5 214 0.5 188 0.5 159 0.5 154 0.5 152 0.5 151 0.5 154
–40°C to 125°C 0.5 269 0.5 221 0.5 195 0.5 166 0.5 161 0.5 159 0.5 158 0.5 161
Table 5-4 Switching Characteristics, VCCA = 1.2V
PARAMETER FROM TO TEST CONDITIONS B–PORT SUPPLY VOLTAGE (VCCB) UNIT
0.7 ± 0.05 V 0.8 ± 0.04 V 0.9 ± 0.045 V 1.2 ± 0.1V 1.5 ± 0.1V 1.8 ± 0.15 V 2.5 ± 0.2V 3.3 ± 0.3V
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tpd Propagation delay A B –40°C to 85°C 0.5 87 0.5 52 0.5 39 0.5 15 0.5 9 0.5 8 0.5 7 0.5 7 ns
–40°C to 125°C 0.5 87 0.5 52 0.5 39 0.5 15 0.5 10 0.5 9 0.5 7 0.5 8
B A –40°C to 85°C 0.5 51 0.5 33 0.5 23 0.5 15 0.5 12 0.5 10 0.5 7 0.5 7
–40°C to 125°C 0.5 51 0.5 33 0.5 23 0.5 15 0.5 12 0.5 10 0.5 8 0.5 7
tdis Disable time DIR A –40°C to 85°C 0.5 22 0.5 22 0.5 22 0.5 22 0.5 22 0.5 22 0.5 22 0.5 22 ns
–40°C to 125°C 0.5 29 0.5 29 0.5 29 0.5 29 0.5 29 0.5 29 0.5 29 0.5 29
DIR B –40°C to 85°C 0.5 137 0.5 98 0.5 74 0.5 24 0.5 18 0.5 16 0.5 13 0.5 13
–40°C to 125°C 0.5 137 0.5 98 0.5 78 0.5 30 0.5 23 0.5 21 0.5 17 0.5 16
ten Enable time DIR A –40°C to 85°C 0.5 240 0.5 185 0.5 157 0.5 45 0.5 36 0.5 33 0.5 26 0.5 29 ns
–40°C to 125°C 0.5 265 0.5 193 0.5 164 0.5 51 0.5 41 0.5 37 0.5 30 0.5 32
DIR B –40°C to 85°C 0.5 115 0.5 80 0.5 67 0.5 43 0.5 37 0.5 36 0.5 35 0.5 35
–40°C to 125°C 0.5 121 0.5 86 0.5 73 0.5 49 0.5 44 0.5 43 0.5 41 0.5 42
Table 5-5 Switching Characteristics, VCCA = 1.5V
PARAMETER FROM TO TEST CONDITIONS B–PORT SUPPLY VOLTAGE (VCCB) UNIT
0.7 ± 0.05 V 0.8 ± 0.04 V 0.9 ± 0.045 V 1.2 ± 0.1V 1.5 ± 0.1V 1.8 ± 0.15 V 2.5 ± 0.2V 3.3 ± 0.3V
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tpd Propagation delay A B –40°C to 85°C 0.5 83 0.5 42 0.5 28 0.5 12 0.5 8 0.5 7 0.5 5 0.5 5 ns
–40°C to 125°C 0.5 83 0.5 42 0.5 28 0.5 12 0.5 9 0.5 8 0.5 6 0.5 6
B A –40°C to 85°C 0.5 50 0.5 28 0.5 18 0.5 10 0.5 8 0.5 7 0.5 5 0.5 4
–40°C to 125°C 0.5 50 0.5 28 0.5 18 0.5 10 0.5 9 0.5 8 0.5 6 0.5 5
tdis Disable time DIR A –40°C to 85°C 0.5 15 0.5 15 0.5 15 0.5 15 0.5 15 0.5 15 0.5 15 0.5 15 ns
–40°C to 125°C 0.5 20 0.5 20 0.5 20 0.5 20 0.5 20 0.5 20 0.5 20 0.5 20
DIR B –40°C to 85°C 0.5 136 0.5 96 0.5 72 0.5 22 0.5 16 0.5 14 0.5 11 0.5 11
–40°C to 125°C 0.5 136 0.5 96 0.5 76 0.5 29 0.5 21 0.5 19 0.5 15 0.5 14
ten Enable time DIR A –40°C to 85°C 0.5 238 0.5 178 0.5 151 0.5 38 0.5 30 0.5 28 0.5 22 0.5 24 ns
–40°C to 125°C 0.5 263 0.5 186 0.5 157 0.5 44 0.5 36 0.5 33 0.5 26 0.5 27
DIR B –40°C to 85°C 0.5 104 0.5 63 0.5 49 0.5 33 0.5 29 0.5 28 0.5 26 0.5 26
–40°C to 125°C 0.5 109 0.5 68 0.5 54 0.5 38 0.5 35 0.5 34 0.5 32 0.5 32
Table 5-6 Switching Characteristics, VCCA = 1.8V
PARAMETER FROM TO TEST CONDITIONS B–PORT SUPPLY VOLTAGE (VCCB) UNIT
0.7 ± 0.05 V 0.8 ± 0.04 V 0.9 ± 0.045 V 1.2 ± 0.1V 1.5 ± 0.1V 1.8 ± 0.15 V 2.5 ± 0.2V 3.3 ± 0.3V
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tpd Propagation delay A B –40°C to 85°C 0.5 81 0.5 41 0.5 24 0.5 10 0.5 7 0.5 6 0.5 5 0.5 4 ns
–40°C to 125°C 0.5 81 0.5 41 0.5 24 0.5 10 0.5 8 0.5 7 0.5 5 0.5 5
B A –40°C to 85°C 0.5 53 0.5 26 0.5 16 0.5 8 0.5 7 0.5 6 0.5 5 0.5 4
–40°C to 125°C 0.5 53 0.5 26 0.5 16 0.5 9 0.5 7 0.5 7 0.5 5 0.5 4
tdis Disable time DIR A –40°C to 85°C 0.5 13 0.5 13 0.5 13 0.5 13 0.5 13 0.5 13 0.5 13 0.5 13 ns
–40°C to 125°C 0.5 18 0.5 18 0.5 18 0.5 18 0.5 18 0.5 18 0.5 18 0.5 18
DIR B –40°C to 85°C 0.5 136 0.5 96 0.5 72 0.5 22 0.5 15 0.5 14 0.5 11 0.5 11
–40°C to 125°C 0.5 136 0.5 96 0.5 75 0.5 28 0.5 20 0.5 18 0.5 14 0.5 13
ten Enable time DIR A –40°C to 85°C 0.5 241 0.5 176 0.5 148 0.5 35 0.5 28 0.5 26 0.5 21 0.5 24 ns
–40°C to 125°C 0.5 266 0.5 184 0.5 155 0.5 42 0.5 33 0.5 32 0.5 24 0.5 26
DIR B –40°C to 85°C 0.5 101 0.5 61 0.5 44 0.5 30 0.5 27 0.5 26 0.5 25 0.5 24
–40°C to 125°C 0.5 105 0.5 65 0.5 48 0.5 34 0.5 32 0.5 31 0.5 29 0.5 29
Table 5-7 Switching Characteristics, VCCA = 2.5V
PARAMETER FROM TO TEST CONDITIONS B–PORT SUPPLY VOLTAGE (VCCB) UNIT
0.7 ± 0.05 V 0.8 ± 0.04 V 0.9 ± 0.045 V 1.2 ± 0.1V 1.5 ± 0.1V 1.8 ± 0.15 V 2.5 ± 0.2V 3.3 ± 0.3V
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tpd Propagation delay A B –40°C to 85°C 0.5 80 0.5 40 0.5 22 0.5 7 0.5 5 0.5 5 0.5 4 0.5 4 ns
–40°C to 125°C 0.5 80 0.5 40 0.5 22 0.5 8 0.5 6 0.5 5 0.5 5 0.5 4
B A –40°C to 85°C 0.5 66 0.5 27 0.5 15 0.5 7 0.5 5 0.5 5 0.5 4 0.5 3
–40°C to 125°C 0.5 66 0.5 27 0.5 15 0.5 7 0.5 6 0.5 5 0.5 5 0.5 4
tdis Disable time DIR A –40°C to 85°C 0.5 10 0.5 10 0.5 10 0.5 10 0.5 10 0.5 10 0.5 10 0.5 10 ns
–40°C to 125°C 0.5 13 0.5 13 0.5 13 0.5 13 0.5 13 0.5 13 0.5 13 0.5 13
DIR B –40°C to 85°C 0.5 136 0.5 95 0.5 71 0.5 21 0.5 14 0.5 13 0.5 10 0.5 10
–40°C to 125°C 0.5 136 0.5 95 0.5 75 0.5 27 0.5 20 0.5 17 0.5 13 0.5 12
ten Enable time DIR A –40°C to 85°C 0.5 254 0.5 176 0.5 147 0.5 33 0.5 25 0.5 24 0.5 19 0.5 22 ns
–40°C to 125°C 0.5 278 0.5 185 0.5 153 0.5 39 0.5 31 0.5 29 0.5 23 0.5 25
DIR B –40°C to 85°C 0.5 99 0.5 55 0.5 41 0.5 22 0.5 24 0.5 20 0.5 23 0.5 19
–40°C to 125°C 0.5 98 0.5 58 0.5 40 0.5 26 0.5 24 0.5 23 0.5 23 0.5 22
Table 5-8 Switching Characteristics, VCCA = 3.3V
PARAMETER FROM TO TEST CONDITIONS B–PORT SUPPLY VOLTAGE (VCCB) UNIT
0.7 ± 0.05 V 0.8 ± 0.04 V 0.9 ± 0.045 V 1.2 ± 0.1V 1.5 ± 0.1V 1.8 ± 0.15 V 2.5 ± 0.2V 3.3 ± 0.3V
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tpd Propagation delay A B –40°C to 85°C 0.5 79 0.5 39 0.5 22 0.5 7 0.5 4 0.5 4 0.5 3 0.5 3 ns
–40°C to 125°C 0.5 79 0.5 39 0.5 22 0.5 7 0.5 5 0.5 4 0.5 4 0.5 4
B A –40°C to 85°C 0.5 144 0.5 36 0.5 18 0.5 7 0.5 5 0.5 4 0.5 4 0.5 3
–40°C to 125°C 0.5 144 0.5 36 0.5 18 0.5 8 0.5 6 0.5 5 0.5 4 0.5 4
tdis Disable time DIR A –40°C to 85°C 0.5 9 0.5 9 0.5 9 0.5 9 0.5 9 0.5 9 0.5 9 0.5 9 ns
–40°C to 125°C 0.5 12 0.5 12 0.5 12 0.5 12 0.5 12 0.5 12 0.5 12 0.5 12
DIR B –40°C to 85°C 0.5 136 0.5 95 0.5 71 0.5 21 0.5 14 0.5 12 0.5 10 0.5 10
–40°C to 125°C 0.5 136 0.5 95 0.5 75 0.5 27 0.5 19 0.5 17 0.5 13 0.5 12
ten Enable time DIR A –40°C to 85°C 0.5 331 0.5 185 0.5 149 0.5 33 0.5 25 0.5 23 0.5 19 0.5 22 ns
–40°C to 125°C 0.5 356 0.5 93 0.5 156 0.5 40 0.5 31 0.5 29 0.5 22 0.5 24
DIR B –40°C to 85°C 0.5 98 0.5 58 0.5 41 0.5 26 0.5 23 0.5 23 0.5 22 0.5 22
–40°C to 125°C 0.5 99 0.5 59 0.5 42 0.5 27 0.5 25 0.5 24 0.5 24 0.5 24