參數(shù)資料
型號: HCS370TIST
廠商: Microchip Technology Inc.
英文描述: KEELOQ Code Hopping Encoder
中文描述: 而Keeloq跳碼編碼器
文件頁數(shù): 24/36頁
文件大?。?/td> 518K
代理商: HCS370TIST
HCS370
DS41111D-page 24
Preliminary
2002 Microchip Technology Inc.
TABLE 9-1:
DC CHARACTERISTICS: HCS370
DC Characteristics
All Pins Except
Power Supply Pins
Standard Operating Conditions (unless otherwise stated)
Operating Temperature 0
°
C
-40
°
C
T
A
+85
°
C (Industrial)
T
A
+70
°
C (Commercial)
Param
No.
Sym.
Characteristic
Min.
Typ.
Max.
Units
Conditions
D001
D003
V
DD
V
POR
Supply Voltage
V
DD
start voltage to ensure
internal Power-on Reset
signal
V
DD
rise rate to ensure
internal Power-on Reset
signal
Brown-out Reset Voltage
Supply Current
(2)
2.05
(4)
V
SS
5.5
V
V
Cold RESET
D004
SV
DD
0.05
*
V/ms
D005
D010
V
BOR
I
DD
1.9
1.0
2
5
V
mA
F
OSC
= 4 MHz,
V
DD
= 5.5V
(3)
F
OSC
= 4 MHz,
V
DD
= 3.5V
(3)
V
DD
= 5.5V
D010B
2.0
mA
D021A I
PD
Input Low Voltage
V
IL
D030
D030A
D031
D032
Input High Voltage
V
IH
D040
D040A
Shutdown Current
0.1
1.0
μ
A
Input pins
With TTL Buffer
V
SS
V
SS
V
SS
V
SS
0.8
V
V
V
V
4.5V
V
DD
5.5V
Otherwise
0.15 V
DD
0.2 V
DD
0.2 V
DD
With Schmitt Trigger Buffer
SHIFT
Input pins
With TTL Buffer
2.0
(0.25 V
DD
+0.8)
0.8 V
DD
0.8 V
DD
V
DD
V
DD
V
V
4.5V
V
DD
5.5V
Otherwise
D041
D042
Input Threshold Voltage
D050
V
TH
D051
V
TH
D052
V
IN
D053
Vtol
With Schmitt Trigger Buffer
SHIFT
V
DD
V
DD
V
V
SHIFT
SLEEP/S5
V
IN
Vlow detect tolerance
0.4
0.3
1.05
0.6
1.19
1.2
0.9
1.33
+200
+350
V
V
V
2.05
V
DD
3.5V
2.05
V
DD
3.5V
Data Internally Inverted
setting 5 = 2.25V
setting 25 = 4.25V
mV
mV
Input Leakage Current
D060
I
IL
Input pins
±
1
μ
A
V
SS
V
PIN
V
DD
, Pin at Hi-
impedance, no pull-downs
enabled
V
SS
V
PIN
V
DD
D061
SHIFT
±
5
μ
A
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