Refer to the PDF data sheet for device specific package drawings
The SN74LVC1G79 device is a single positive-edge-triggered D-type flip-flop that is designed for 1.65-V to 5.5-V VCC operation.
When data at the data (D) input meets the setup time requirement, the data is transferred to the Q output on the positive-going edge of the clock pulse. Clock triggering occurs at a voltage level and is not directly related to the rise time of the clock pulse. Following the hold-time interval, data at the D input can be changed without affecting the level at the output.
NanoFree™ package technology is a major breakthrough in IC packaging concepts, using the die as the package.
This device is fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs when the device is powered down. This inhibits current backflow into the device which prevents damage to the device.
PART NUMBER | PACKAGE | BODY SIZE |
---|---|---|
SN74LVC1G79DBV | SOT-23 (5) | 2.90 mm × 1.60 mm |
SN74LVC1G79DCK | SC70 (5) | 2.00 mm × 1.25 mm |
SN74LVC1G79DRL | SOT (5) | 1.60 mm × 1.20 mm |
SN74LVC1G79YZP | DSBGA (5) | 1.14 mm × 0.91 mm |
Changes from T Revision (December 2013) to U Revision
Changes from S Revision (November 2007) to T Revision
PIN | I/O | DESCRIPTION | ||
---|---|---|---|---|
NAME | DBV, DCK, DRL | YZP | ||
D | 1 | A1 | I | Data input |
CLK | 2 | B1 | I | Positive-Edge-Triggered Clock input |
GND | 3 | C1 | — | Ground |
Q | 4 | C2 | O | Non-inverted output |
VCC | 5 | A2 | — | Positive Supply |
MIN | MAX | UNIT | |||
---|---|---|---|---|---|
VCC | Supply voltage | –0.5 | 6.5 | V | |
VI | Input voltage(2) | –0.5 | 6.5 | V | |
VO | Voltage range applied to any output in the high-impedance or power-off state(2) | –0.5 | 6.5 | V | |
VO | Voltage range applied to any output in the high or low state(2)(3) | –0.5 | VCC + 0.5 | V | |
IIK | Input clamp current | VI < 0 | –50 | mA | |
IOK | Output clamp current | VO < 0 | –50 | mA | |
IO | Continuous output current | ±50 | mA | ||
Continuous current through VCC or GND | ±100 | mA | |||
Tstg | Storage temperature | –65 | 150 | °C | |
TJ | Junction temperature | 150 | °C |
VALUE | UNIT | |||
---|---|---|---|---|
V(ESD) | Electrostatic discharge | Human body model (HBM), per ANSI/ESDA/JEDEC JS-001(1) | ±2000 | V |
Charged device model (CDM), per JEDEC specification JESD22-C101(2) | ±1000 | |||
Machine Model (MM), A115-A | 200 |
MIN | MAX | UNIT | |||
---|---|---|---|---|---|
VCC | Supply voltage | Operating | 1.65 | 5.5 | V |
Data retention only | 1.5 | ||||
VIH | High-level input voltage | VCC = 1.65 V to 1.95 V | 0.65 × VCC | V | |
VCC = 2.3 V to 2.7 V | 1.7 | ||||
VCC = 3 V to 3.6 V | 2 | ||||
VCC = 4.5 V to 5.5 V | 0.7 × VCC | ||||
VIL | Low-level input voltage | VCC = 1.65 V to 1.95 V | 0.35 × VCC | V | |
VCC = 2.3 V to 2.7 V | 0.7 | ||||
VCC = 3 V to 3.6 V | 0.8 | ||||
VCC = 4.5 V to 5.5 V | 0.3 × VCC | ||||
VI | Input voltage | 0 | 5.5 | V | |
VO | Output voltage | 0 | VCC | V | |
IOH | High-level output current | VCC = 1.65 V | –4 | mA | |
VCC = 2.3 V | –8 | ||||
VCC = 3 V | –16 | ||||
–24 | |||||
VCC = 4.5 V | –32 | ||||
IOL | Low-level output current | VCC = 1.65 V | 4 | mA | |
VCC = 2.3 V | 8 | ||||
VCC = 3 V | 16 | ||||
24 | |||||
VCC = 4.5 V | 32 | ||||
Δt/Δv | Input transition rise or fall rate | VCC = 1.8 V ± 0.15 V, 2.5 V ± 0.2 V | 20 | ns/V | |
VCC = 3.3 V ± 0.3 V | 10 | ||||
VCC = 5 V ± 0.5 V | 5 | ||||
TA | Operating free-air temperature | –40 | 125 | °C |
THERMAL METRIC(1) | SN74LVC1G79 | UNIT | ||||
---|---|---|---|---|---|---|
DBV (SOT-23) | DCK (SC70) | DRL (SOT) | YZP (DSBGA) | |||
5 PINS | 5 PINS | 5 PINS | 5 PINS | |||
RθJA | Junction-to-ambient thermal resistance | 247.2 | 277.6 | 294.3 | 144.4 | °C/W |
RθJC(top) | Junction-to-case (top) thermal resistance | 154.5 | 179.5 | 129.9 | 1.3 | °C/W |
RθJB | Junction-to-board thermal resistance | 86.8 | 75.9 | 143.4 | 39.9 | °C/W |
ψJT | Junction-to-top characterization parameter | 58.0 | 49.7 | 14.3 | 0.5 | °C/W |
ψJB | Junction-to-board characterization parameter | 86.4 | 75.1 | 144.0 | 39.7 | °C/W |
PARAMETER | TEST CONDITIONS | VCC | TA = –40°C to +85°C | TA = –40°C to +125°C | UNIT | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
MIN | TYP(1) | MAX | MIN | TYP(1) | MAX | ||||||
VOH | IOH = –100 µA | 1.65 V to 5.5 V | VCC – 0.1 | VCC – 0.1 | V | ||||||
IOH = –4 mA | 1.65 V | 1.2 | 1.2 | ||||||||
IOH = –8 mA | 2.3 V | 1.9 | 1.9 | ||||||||
IOH = –16 mA | 3 V | 2.4 | 2.4 | ||||||||
IOH = –24 mA | 2.3 | 2.3 | |||||||||
IOH = –32 mA | 4.5 V | 3.8 | 3.8 | ||||||||
VOL | IOL = 100 µA | 1.65 V to 5.5 V | 0.1 | 0.1 | V | ||||||
IOL = 4 mA | 1.65 V | 0.45 | 0.45 | ||||||||
IOL = 8 mA | 2.3 V | 0.3 | 0.3 | ||||||||
IOL = 16 mA | 3 V | 0.4 | 0.4 | ||||||||
IOL = 24 mA | 0.55 | 0.55 | |||||||||
IOL = 32 mA | 4.5 V | 0.55 | 0.55 | ||||||||
II | All inputs | VI = 5.5 V or GND | 0 to 5.5 V | ±10 | ±5 | µA | |||||
Ioff | VI or VO = 5.5 V | 0 | ±10 | ±10 | µA | ||||||
ICC | VI = 5.5 V or GND, | IO = 0 | 1.65 V to 5.5 V | 10 | 10 | µA | |||||
ΔICC | One input at VCC – 0.6 V, Other inputs at VCC or GND |
3 V to 5.5 V | 500 | 500 | µA | ||||||
Ci | VI = VCC or GND | 3.3 V | 4 | 4 | pF |
PARAMETER | TA = –40°C to +85°C | UNIT | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
VCC = 1.8 ± 0.15 V |
VCC = 2.5 ± 0.2 V |
VCC = 3.3 V ± 0.3 V |
VCC = 5 V ± 0.5 V |
||||||||
MIN | MAX | MIN | MAX | MIN | MAX | MIN | MAX | ||||
fclock | Clock frequency | 160 | 160 | 160 | 160 | MHz | |||||
tw | Pulse duration, CLK high or low | 2.5 | 2.5 | 2.5 | 2.5 | ns | |||||
tsu | Setup time before CLK↑ | Data high | 2.2 | 1.4 | 1.3 | 1.2 | ns | ||||
Data low | 2.6 | 1.4 | 1.3 | 1.2 | |||||||
th | Hold time, data after CLK↑ | 0.3 | 0.4 | 1 | 0.5 | ns |
PARAMETER | TA = –40°C to +125°C | UNIT | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
VCC = 1.8 ± 0.15 V |
VCC = 2.5 ± 0.2 V |
VCC = 3.3 V ± 0.3 V |
VCC = 5 V ± 0.5 V |
||||||||
MIN | MAX | MIN | MAX | MIN | MAX | MIN | MAX | ||||
fclock | Clock frequency | 160 | 160 | 160 | 160 | MHz | |||||
tw | Pulse duration, CLK high or low | 2.5 | 2.5 | 2.5 | 2.5 | ns | |||||
tsu | Setup time before CLK↑ | Data high | 2.2 | 1.4 | 1.3 | 1.2 | ns | ||||
Data low | 2.6 | 1.4 | 1.3 | 1.2 | |||||||
th | Hold time, data after CLK↑ | 0.3 | 0.4 | 1 | 0.5 | ns |
PARAMETER | FROM (INPUT) |
TO (OUTPUT) |
TA = –40°C to +85°C | UNIT | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
VCC = 1.8 V ± 0.15 V |
VCC = 2.5 V ± 0.2 V |
VCC = 3.3 V ± 0.3 V |
VCC = 5 V ± 0.5 V |
||||||||
MIN | MAX | MIN | MAX | MIN | MAX | MIN | MAX | ||||
fmax | 160 | 160 | 160 | 160 | MHz | ||||||
tpd | CLK | Q | 2.5 | 9.1 | 1.2 | 6 | 1 | 4 | 0.8 | 3.8 | ns |
PARAMETER | FROM (INPUT) |
TO (OUTPUT) |
TA = –40°C to +85°C | UNIT | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
VCC = 1.8 V ± 0.15 V |
VCC = 2.5 V ± 0.2 V |
VCC = 3.3 V ± 0.3 V |
VCC = 5 V ± 0.5 V |
||||||||
MIN | MAX | MIN | MAX | MIN | MAX | MIN | MAX | ||||
fmax | 160 | 160 | 160 | 160 | MHz | ||||||
tpd | CLK | Q | 3.9 | 9.9 | 2 | 7 | 1.7 | 5 | 1 | 4.5 | ns |
PARAMETER | FROM (INPUT) |
TO (OUTPUT) |
TA = –40°C to +125°C | UNIT | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
VCC = 1.8 V ± 0.15 V |
VCC = 2.5 V ± 0.2 V |
VCC = 3.3 V ± 0.3 V |
VCC = 5 V ± 0.5 V |
||||||||
MIN | MAX | MIN | MAX | MIN | MAX | MIN | MAX | ||||
fmax | 160 | 160 | 160 | 160 | MHz | ||||||
tpd | CLK | Q | 3.9 | 12 | 2 | 8.5 | 1.7 | 6 | 1 | 5 | ns |
PARAMETER | TEST CONDITIONS |
VCC = 1.8 V | VCC = 2.5 V | VCC = 3.3 V | VCC = 5 V | UNIT | |
---|---|---|---|---|---|---|---|
TYP | TYP | TYP | TYP | ||||
Cpd | Power dissipation capacitance | f = 10 MHz | 26 | 26 | 27 | 30 | pF |
VCC = 1.8 V | VCC = 2.5 V |
VCC = 3.3 V | VCC = 5 V |