SPRS964H June 2016 – February 2020 TDA3LA , TDA3LX , TDA3MA , TDA3MD , TDA3MV
PRODUCTION DATA.
Refer to the PDF data sheet for device specific package drawings
Table 5-6 summarizes the DC electrical characteristics for LVCMOS DDR Buffers.
NOTE
For more information on the I/O cell configurations (i[2:0], sr[1:0]), see Control Module section of the Device TRM.
PARAMETER | MIN | NOM | MAX | UNIT | ||
---|---|---|---|---|---|---|
Signal Names in MUXMODE 0 (Single-Ended Signals) ABF: ddr1_d[31:0], ddr1_a[15:0], ddr1_dqm[3:0], ddr1_ba[2:0], ddr1_csn[1:0], ddr1_cke[1:0], ddr1_odt[0], ddr1_casn, ddr1_rasn, ddr1_wen, ddr1_rst, ddr1_ecc_d[7:0], ddr1_dqm_ecc; | ||||||
Driver Mode | ||||||
VOH | High-level output threshold (IOH = 0.1 mA) | 0.9×VDDS | V | |||
VOL | Low-level output threshold (IOL = 0.1 mA) | 0.1×VDDS | V | |||
CPAD | Pad capacitance (including package capacitance) | 3 | pF | |||
ZO | Output impedance (drive strength) | l[2:0] = 000 (Imp80) | 80 | Ω | ||
l[2:0] = 001 (Imp60) | 60 | |||||
l[2:0] = 010 (Imp48) | 48 | |||||
l[2:0] = 011 (Imp40) | 40 | |||||
l[2:0] = 100 (Imp34) | 34 | |||||
Single-Ended Receiver Mode | ||||||
VIH | High-level input threshold | DDR3/DDR3L | VREF+0.1 | VDDS+0.2 | V | |
VIL | Low-level input threshold | DDR3/DDR3L | -0.2 | VREF-0.1 | V | |
VCM | Input common-mode voltage | VREF -1%VDDS | VREF+ 1%VDDS | V | ||
CPAD | Pad capacitance (including package capacitance) | pF | ||||
Signal Names in MUXMODE 0 (Differential Signals): ddr1_dqs[3:0], ddr1_dqsn[3:0], ddr1_ck, ddr1_nck, ddr1_dqs_ecc, ddr1_dqsn_ecc; | ||||||
Driver Mode | ||||||
VOH | High-level output threshold (IOH = 0.1 mA) | 0.9×VDDS | V | |||
VOL | Low-level output threshold (IOL = 0.1 mA) | 0.1×VDDS | V | |||
CPAD | Pad capacitance (including package capacitance) | 3 | pF | |||
ZO | Output impedance (drive strength) | l[2:0] = 000 (Imp80) | 80 | Ω | ||
l[2:0] = 001 (Imp60) | 60 | |||||
l[2:0] = 010 (Imp48) | 48 | |||||
l[2:0] = 011 (Imp40) | 40 | |||||
l[2:0] = 100 (Imp34) | 34 | |||||
Single-Ended Receiver Mode | ||||||
VIH | High-level input threshold | DDR3/DDR3L | VREF+0.1 | VDDS+0.2 | V | |
VIL | Low-level input threshold | DDR3/DDR3L | -0.2 | VREF-0.1 | V | |
VCM | Input common-mode voltage | VREF -1%VDDS | VREF+ 1%VDDS | V | ||
CPAD | Pad capacitance (including package capacitance) | 3 | pF | |||
Differential Receiver Mode | ||||||
VSWING | Input voltage swing | DDR3/DDR3L | 0.4×vdds | 0.6×vdds | V | |
VCM | Input common-mode voltage | VREF -1%VDDS | VREF+ 1%VDDS | V | ||
CPAD | Pad capacitance (including package capacitance) | 3 | pF |