saa7803 NXP Semiconductors, saa7803 Datasheet - Page 17

• Manufacturer Part Number: saa7803
• Description: Saa7803 One Chip Cd Audio Device
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 13695
Objective data sheet
6.6.3 Clock control
The clock control block defines the clock frequencies for four clock domains.
Fig 10. Clock control
xclk (67 MHz)
adc_clk
bclk_in
hf_clk (67 MHz)
Rev. 01 — 19 April 2005
sysclock
ebuclock
cl16clock
bitclock
/2, /3, /4, /6, /8, /12,
/2, /3, /4, /6, /8, /12,
INT AND
CLOCKEBU_DIV
DUMP
/16, /24, /32, /48
CLOCKBIT_DIV
/16, /24, /32, /48
/2
(50 %)
(50 %)
bdei
33 MHz
(50 %)
cl1clock
/1 (33 MHz), /2 (16 MHz),
/4 (8 MHz), /8 (4 MHz)
(PULSE BLANKING)
/1, /2, /3, /4
/3, /4, /6, /8
CL16_DIV
CL1_DIV
CLOCKSYS_DIV
(50 %)
(50 %)
/16 (2 MHz)
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
001aab754
One chip CD audio device
SAA7803
CL1
sysclk
sys_always_on
phi1
phi2
phi3
fastclk
ebuclki
ebuclk
CL16
bclki
bclk
17 of 74