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DRV8837_15 Datasheet, PDF (6/24 Pages) Texas Instruments – Low-Voltage H-Bridge Driver
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DRV8837, DRV8838
SLVSBA4D – JUNE 2012 – REVISED DECEMBER 2015
6.6 Timing Requirements
TA = 25°C, VM = 5 V, VCC = 3 V, RL = 20 Ω
NO.
1
t1
Delay time, PHASE high to OUT1 low
2
t2
Delay time, PHASE high to OUT2 high
3
t3
Delay time, PHASE low to OUT1 high
4
t4
Delay time, PHASE low to OUT2 low
5
t5
Delay time, ENBL high to OUTx high
6
t6
Delay time, ENBL low to OUTx low
7
t7
Output enable time
8
t8
Output disable time
9
t9
Delay time, INx high to OUTx high
10
t10
Delay time, INx low to OUTx low
11
t11
Output rise time
12
t12
Output fall time
twake Wake time, nSLEEP rising edge to part active
EN
See Figure 1.
See Figure 2.
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MIN
MAX UNIT
160 ns
200 ns
200 ns
160 ns
200 ns
160 ns
300 ns
300 ns
160 ns
160 ns
30
188 ns
30
188 ns
30 μs
PH
t5
t3
OUT1
OUT2
t1
t6
t2
t6
t5
t4
DRV8838
Figure 1. Input and Output Timing for DRV8838
IN1
IN2
t7
t10
t8
OUT1
zZ
zZ
OUT2
zZ
t9
zZ
DRV8837
OUTx
80%
20%
80%
20%
t11
t12
Figure 2. Input and Output Timing for DRV8837
6
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