hcs370 Microchip Technology Inc., hcs370 Datasheet - Page 24

• Manufacturer Part Number: hcs370
• Description: Keeloq Code Hopping Encoder
• Manufacturer: Microchip Technology Inc.

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