CSP1027 Datasheet, PDF (15/64 Pages) Agere Systems – CSP1027 Voice Band Codec for Cellular Handset and Modem Applications

Data Sheet
December 1999
CSP1027 Voice Band Codec for
Cellular Handset and Modem Applications
4 Architectural Information (continued)
VDD
PORCAP
R
C
EXTERNAL
COMPONENT
TSTPOR ^POWER-ON
PULSE
GENERATOR
RSTB
PORB
INTERNAL
RESET
Figure 16. Power-On Reset Diagram
5-7604 (F)
XOSCEN
XLO
XHI
ENABLE
OSCILLATOR
CLK
CDIFS, CDIF0,
CDIF1, CDIF2,
CDIV3
CKOS
ADJMOD,
ADJ
÷F1
÷125
CKS
÷CDIV0
1
M
U
ICLK
X
ICLK0
÷CDIV1
CKO1
0
÷CDIV2
CKO2
5-7560 (F)
Figure 17. Clock Generation
Lucent Technologies Inc.
15