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): 9/28頁
文件大?。?/td> 138K
代理商: 935267864118
Philips Semiconductors
Product data
PCA9504A
Glue chip 4
2002 Mar 28
17
FLUSH OUT* / INIT OUT* CIRCUIT
SW00584
ICH_A20M*
ICH_INIT*
GPO_FLUSH_CACHE*
VCCP_VREF
VCCP
50 OHM
100 OHM
1uF
GLUE CHIP
V_VCCP
VCC3
1kohm
CPU
FWH
H_FLUSH_OUT_CPU*
H_FLUSH_OUT_FWH*
H_INIT_OUT*
Figure 5. Block diagram for 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
NOTE:
1. Nominal value timings with tolerances are listed in the DC Characteristics table for t and t1. All Hi-Z outputs are shown as 1’s or High in the
following diagrams.
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