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參數資料
| 型號： | MC74F646DW |
| 廠商： | MOTOROLA INC |
| 元件分類： | 通用總線功能 |
| 英文描述： | Automotive Catalog 220nA Supervisor with 10ms/200ms Selectable Delay Time 5-SOT-23 -40 to 125 |
| 中文描述： | F/FAST SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24 |
| 封裝： | SOIC-24 |
| 文件頁數： | 5/6頁 |
| 文件大小： | 115K |
| 代理商： | MC74F646DW |
4-245
FAST AND LS TTL DATA
MC54/74F646
MC54/74F648
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
(unless otherwise specified)
Limits
(Note 1)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
VIH
VIL
VIK
Input HIGH Voltage
2.0
—
—
V
Guaranteed as a HIGH Signal
Input LOW Voltage
—
—
0.8
V
Guaranteed as a LOW Signal
Input Clamp Diode Voltage
—
—
–1.2
V
VCC = MIN, IIN = –18 mA
IOH = –3.0 mA
IOH = –3.0 mA
IOH = –12.0 mA
IOH = –15.0 mA
VOH
Output HIGH Voltage
An, Bn
54/74
2.4
—
—
V
VCC = 4.5 V
VCC = 4.75 V
VCC = 4.5 V
VCC = 4.5 V
74
2.7
—
—
V
54
2.0
—
—
V
74
2.0
—
—
V
VOL
Output LOW Voltage
An, Bn
54
—
—
0.55
V
IOL = 48 mA
IOL = 64 mA
VCC = MAX, VIN = 2.7 V
VCC = MAX, VIN = 7.0 V
VCC = MAX, VIN = 5.5 V
VCC = MAX, VIN = 0.5 V
VCC = MAX
VCC = MAX, VOUT = 0.5 V
VCC = MAX, VOUT = GND
Vout = HIGH
VCC = MIN
VCC = MIN
74
—
—
0.55
V
IIH
Input HIGH Current
Non I/O Pins
—
—
20
μ
A
Non I/O Pins
—
—
100
μ
A
I/O (Aa, Bn)
—
—
1.0
mA
IIL
IIH + IOZH
IIL + IOZL
IOS
Input LOW Current
Non I/O Pins
—
—
–600
μ
A
Output Leakage Current
I/O (An, Bn)
I/O (An, Bn)
—
—
70
μ
A
VOUT = 2.7 V
Output Leakage Current
—
—
–650
μ
A
Output Short Circuit Current (Note 2)
–100
—
–225
mA
ICC
Power Supply Current
ICCH
—
—
135
ICCL
ICCZ
—
—
150
mA
Vout = LOW
Vout = HIGH Z
VCC = MAX
—
—
150
NOTES:
1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable device type.
2. Not more than one output should be shorted at a time, nor for more than 1 second.
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