Datasheet

TWL1200
SCES786A –JUNE 2009–REVISED NOVEMBER 2009 www.ti.com
SWITCHING CHARACTERISTICS
V
CCA
= 3.3 V ± 0.3 V
over recommended operating free-air temperature range (unless otherwise noted)
V
CCB
= 1.8 V
FROM TO
± 0.15 V
PARAMETER TEST CONDITIONS UNIT
(INPUT) (OUTPUT)
MIN MAX
Push-pull driving 7
SDIO_CMD(A) SDIO_CMD(B) Open-drain driving (H-to-L) 1.1 7
Open-drain driving (L-to-H) 30 510
Push-pull driving 7
SDIO_CMD(B) SDIO_CMD(A) Open-drain driving (H-to-L) 1 7.5
Open-drain driving (L-to-H) 30 515
t
pd
ns
SDIO_CLK(A) SDIO_CLK(B) Push-pull driving 1 6.5
SDIO_DATAx(A) SDIO_DATAx(B) 1 7
Push-pull driving
SDIO_DATAx(B) SDIO_DATAx(A) 1 7
Buffered input 2-mA drive strength output Push-pull driving 1 7.6
Buffered input 4-mA drive strength output Push-pull driving 1 7
Buffered -nput 8-mA drive strength output Push-pull driving 1 6.5
2-mA drive strength output Push-pull driving 16
4-mA drive strength output Push-pull driving 19 ns
t
en
OE
8-mA drive strength output Push-pull driving 19
Switch-type output Push-pull driving 1 μs
2-mA drive strength output Push-pull driving 17
4-mA drive strength output Push-pull driving 16 ns
t
dis
OE
8-mA drive strength output Push-pull driving 16
Switch-type output Push-pull driving 1 μs
Push-pull driving 1 4.25
SDIO_CMD(A) rise time
t
rA
Open-drain driving 15 420 ns
SDIO_DATAx(A) rise time Push-pull driving 1 4.25
Push-pull driving 1 9.5
SDIO_CMD(B) rise time
Open-drain driving 15 420
t
rB
ns
SDIO_CLK(B) rise time 0.5 5.9
Push-pull driving
SDIO_DATAx(B) rise time 1 9.6
Push-pull driving 0.7 8.2
SDIO_CMD(A) fall time
t
fA
Open-drain driving 1.6 8.2 ns
SDIO_DATAx(A) fall time Push-pull driving 1 8.2
Push-pull driving 1 9.2
SDIO_CMD(B) fall time
Open-drain driving 1.6 10.8
t
fB
ns
SDIO_CLK(B) fall time 0.5 5.2
Push-pull driving
SDIO_DATAx(B) fall time 1 9.8
SDIO Ch-A to Ch-B skew Push-pull driving 0.4
t
sk(O)
SDIO Ch-B to Ch-A skew Push-pull driving 0.4 ns
SDIO Channel-to-Clock skew Push-pull driving 1.3
Push-pull driving 60
SDIO_CMD Mbps
Open-drain driving 1
Max data rate
SDIO_CLK 50 MHz
Push-pull driving
SDIO_DATAx 60 Mbps
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