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W682510_05 Datasheet, PDF (18/35 Pages) Winbond – DUAL-CHANNEL VOICEBAND CODECS
◁
W682510/W682310
SYMBOL
tWS
tXS
tSX
tSD
tXD1
tXD2
tXD3
tRS
tSR
tDS
tDH
RTL
CTL
TABLE 8.2: PCM TIMING PARAMETERS
DESCRIPTION
MIN
FST, FSR Pulse Width
TBCLK
TYP
---
BCLK low to FST high setup time
FST high to BCLK low hold time
PCMT1, PCMT2 output delay; Cl = 100 pF
PCMT1, PCMT2 output delay; Cl = 100 pF
PCMT1, PCMT2 output delay; Cl = 100 pF
PCMT1, PCMT2 output delay; Cl = 100 pF
BCLK low to FSR high setup time
FSR high to BCLK low hold time
PCMR1, PCMR2 Data in setup time
PCMR1, PCMR2 Data in hold time
PCMT1, PCMT2 Pull-up resistor
PCMT1, PCMT2 Load capacitance
100 ---
100 ---
20 ---
20 ---
20 ---
20 ---
100 ---
100 ---
100 ---
100 ---
500 ---
---
---
MAX
100
µ
---
---
200
200
200
200
---
---
---
---
---
100
UNIT
sec
nsec
nsec
nsec
nsec
nsec
nsec
nsec
nsec
nsec
nsec
Ohm
pF
BCLK
FST
PCMT1
PCMT2
tXS
1 2 3 4 5 6 7 8 9 10 11
tSX
tXD2
tXD3
tWS
tSD
MSB D6 D5 D4 D3 D2 D1 D0
t XD1
Figure 8-5a. Transmit Timing
BCLK
FSR
PCMR1
PCMR2
tRS
123456789
tSR
tWS
tDS tDH
MSB D6 D5 D4 D3 D2 D1 D0
10 11
Figure 8-5b. Receive Timing
FIGURE 8.5 PCM TIMING PARAMETERS
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