參數(shù)資料
型號(hào): HD49235FS
廠商: Hitachi,Ltd.
元件分類: 數(shù)字信號(hào)處理
英文描述: Digital Signal Processor for CD
中文描述: 數(shù)字信號(hào)處理器的CD
文件頁(yè)數(shù): 38/41頁(yè)
文件大小: 192K
代理商: HD49235FS
HD49235FS
Rev.2, Aug. 1995, page 38 of 41
Electrical Characteristics
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Applicable
Pin(s)
Operating
supply voltage
V
DD
4.5
5.0
5.5
V
Normal-speed, double-
speed, or quadruple-speed
play
52, 63, 73
Input voltage
(high)
V
IH
0.7
×
V
DD
V
*1
Input voltage
(low)
V
IL
0.3
×
V
DD
V
Output high
voltage 1
V
OH1
V
DD
–0.5
V
–I
OH
= 0.6 mA
*2
Output low
voltage 1
V
OL1
0.4
V
I
OL
= 0.6 mA
Input leakage
current
I
IL
–5
0
5
μA
*1
Three-state
leakage current
I
TOL
–5
0
5
μA
Three-state output pins in
high-impedance state
3, 17, 74,
75
Input pin pull-up
resistance
Rip
10
20
40
k
55, 56, 65,
72
Amplifier output
V
AO
PLLCK
2.4
2.5
2.6
V
V
AP
input (at AP pin): 2.5 V
Normal speed
60
VCO output
Notes: 1. Input pins and I/O pins in input mode (except analog pins): 1, 2, 4, 5, 6, 12, 14, 18, 55, 65, 67,
69, 72.
2. The following output pins, I/O pins in output mode, and three-state output pins: 3, 8 to 11, 13, 15,
16, 17, 19 to 27, 57, 64, 66, 74 to 80
4.2
4.7
5.2
MHz
54
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