參數(shù)資料
型號: 935267864118
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PDSO56
封裝: 6.10 MM, PLASTIC, MO-153, SOT-364-1, TSSOP-56
文件頁數(shù): 17/28頁
文件大?。?/td> 138K
代理商: 935267864118
Philips Semiconductors
Product data
PCA9504A
Glue chip 4
2002 Mar 28
24
AUDIO-DISABLE
AUD_EN
PCIRST
AUD_RST
0
1
0
1
MUTE AUDIO CIRCUIT
MUTE_AUD
AUD_SHDN
0
1
0
HD SINGLE COLOR LED DRIVER
PRIMARY_HD
SECONDARY_HD
SCSI
HD_LED
0
X
0
X
0
X
0
X
0
1
HI–Z
IDE RESET SIGNAL GENERATION AND PCRIST DRIVE STRENGTH
PCIRST
IDE_RSTDRV1
PCIRST_OUT
0
1
NOTE:
1. IDE_RSTDRV is a 5 V copy of PCIRST. PCIRST_OUT is a 3.3 V copy of PCIRST.
PWRGD SIGNAL GENERATION
FPRST
PWRGD_PS
PWRGD_3V
0
1
0
1
0
1
FLUSH_OUT / INIT_OUT CIRCUIT
CASE
A20M
GPO_FLUSH_CACHE
INIT
FLUSH_OUT_CPU
FLUSH_OUT_FWH
INIT_OUT
1
Falling edge
0
0(for t1)
0, Hi-Z, then 0 (delayed by
t1-t, then active for 2*t)
2
1
Falling edge
1
0(for t1)
Hi-Z, 0 (delayed by t1-t,
then active for 2*t)
3
X
1
0
Hi-Z
0
4
X
1
Hi-Z
5
0
Falling edge
1
Hi-Z
6
0
Falling edge
0
Hi-Z
0
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