STLC5432Q STMICROELECTRONICS [STMicroelectronics], STLC5432Q Datasheet - Page 39

• Manufacturer Part Number: STLC5432Q
• Description: 2Mbit CEPT & PRIMARY RATE CONTROLLER DEVICE
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Figure 18a: High Clock and Low Clock in LT and TE Mode
Figure 19: Double Clock Pulse Timing.
XTAL1
{
HCR
LCR
DOUT
LCLK
LFSX
LFSR
DIN
LT MODE ONLY
DCP = 1
tpd
LTM = 1 LT MODE HCR AND LCR ARE GENERATED BY CLOCK APPLIED TO XTAL1 PIN. JITTER FILTER IS NOT VALIDATED
LTM = 0 LE MODE HCR AND LCR CLOCK ARE RECOVERED FROM THE LINE VIA JITTER FILTER
td td
DOUBLE CLOCK PULSE
T = 244ns MULTIPLEX AT 2Mb/s
T = 122ns MULTIPLEX AT 4Mb/s
T = 61ns MULTIPLEX AT 8Mb/s
THCR/2
(8MHz)
(4MHz)
8MCR
t
H
1
0
THCR
t=30.5ns
THCR
122ns
244ns
THCR/2
ts
T
TLCR
BIT 0; TS 0
(8MHz)
(4KHz)
8KCR
1
0
ts
TL
125 s
250 s
TLCR
T
t
H
tpd
td td
tpd
TLCR
D93TL064C
tpdz
D93TL065A
STLC5432
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