HCS473_13 Datasheet, PDF (50/68 Pages) Microchip Technology – KEELOQ® 3-Axis Transcoder

HCS473
TABLE 7-1: DC CHARACTERISTICS: HCS473
DC Characteristics
All pins except power supply pins
Standard Operating Conditions (unless otherwise stated)
Operating Temperature 0C  TA  +70C (Commercial)
-20C  TA  +85C (Industrial)
Param
No.
Sym
Characteristic
Min
Typ† Max Units
Conditions
D001
D003
D004
D005
D010
D010B
D021A
D022
D022A
D030
D030A
D031
D040
D040A
D041
D053
D060
D061
D080
D090
D091
VDD Supply Voltage
VPOR VDD Start Voltage to ensure
internal Power-on Reset sig-
nal
SVDD VDD Rise Rate to ensure
internal Power-on Reset sig-
nal
VBOR Brown-out Reset Voltage
IDD Supply Current⁽²⁾
ISS Shutdown Current
IDD Transponder Current
2.05⁽²⁾
—
0.05*
—
—
—
—
—
VIL Input Low Voltage
Input Pins
With TTL Buffer
With Schmitt Trigger Buffer
VIH Input High Voltage
Input Pins
With TTL Buffer
With Schmitt Trigger Buffer
VTOL Input Threshold Voltage
VLOW detect tolerance
IIL Input Leakage Current
Input Pins
Vss
Vss
Vss
2.0
(0.25
VDD+0.8)
0.8 VDD
—
—
—
VOL
VOH
LED
Output Low Voltage
Output Pins
Output High Voltage
Output Pins
LED
—
—
VDD-0.7
1.5
—
5.5
VSS
—
V
V Cold RESET
—
—
V/ms
1.9
2
1.0
5
—
2.0
0.1
1.0
4.2
8
3.5
6
7.5
25
V
mA FOSC = 4 MHz, VDD = 5.5V⁽³⁾
mA FOSC = 4 MHz, VDD = 3.5V⁽³⁾
A VDD = 5.5V
A VDD = VDDT = 5.5V, no LC 
signals
A VDD = VDDT = 3.0V, no LC 
signals
A VDD = VDDT = 3V, Active LC
signals
—
0.8
— 0.15VD
D
— 0.2VDD
V 4.5V  VDD  5.5V
V Otherwise
V
—
—
VDD
—
VDD
—
VDD
V 4.5V  VDD 5.5V
V Otherwise
V
—
+250
mV VLOWSEL = 2.2V
—
+400
mV VLOWSEL = 3.3V
—
1
A Vss VPIN VDD, Pin at Hi-
impedance, no pull-downs
enabled
—
5
A Vss VPIN VDD
—
0.6
V IOL = 8.5 mA, VDD = 4.5V
—
—
—
—
V IOH = -3.0 mA, VDD = 4.5V
V IOH = -0.5 mA, VDD = 4.5V
DS40035D-page 50
Preliminary
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