HCS473/SL Microchip Technology, HCS473/SL Datasheet - Page 53

• Manufacturer Part Number: HCS473/SL
• Description: IC KEELOQ 3AXIS TRANSCODR 14SOIC
• Manufacturer: Microchip Technology
• Series: KEELOQ®r
• Type: Code Hopping Encoder and Transponderr

Specifications of HCS473/SL

• Applications: Access Control Systems
• Mounting Type: Surface Mount
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TABLE 7-1:
TABLE 7-2:
 2002 Microchip Technology Inc.
DC Characteristics
All pins except power supply pins
Note 1: The supply current is mainly a function of the operating voltage and frequency. Other factors such as I/O pin load-
DC Characteristics
All pins except power supply pins
V
V
f
V
V
D100
D120
D121
D122
C
Symbol
lcc
DDTV
LCS
LCC
Note:
Param
No.
*
†
2: Should operate down to V
3: The test conditions for all I
These parameters are characterized but not tested.
"Typ" column data is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are
not tested.
ing and switching rate, oscillator type, internal code execution pattern, and temperature also have an impact on the
current consumption.
MCLR = V
enabled. This current should be added to the base I
depend on the oscillator frequency. Power-down current is measured with the part in SLEEP mode, with all I/O pins
in hi-impedance state and tied to V
These parameters are characterizied but not tested.
R
E
V
T
LC input clamp voltage
LC induced output voltage
Carrier frequency
LC Input Sensitivity
LCCOM Output Voltage
Sym
D
DRW
DEW
PD
DC CHARACTERISTICS: HCS473 (CONTINUED)
TRANSPONDER CHARACTERISTICS
Internal Pull-down Resistance
S0 - S3
Data EEPROM Memory
Endurance
V
Erase/Write Cycle Time
DD
DD
Symbol
; WDT enabled/disabled as specified. The power-down/shutdown current in SLEEP mode does not
for Read/Write
Characteristic
BOR
DD
measurements in active Operation mode are: all I/O pins tristated, pulled to V
but not tested below 2.0V.
(1)
Standard Operating Conditions (unless otherwise stated)
Operating Temperature
DD
Min
or V
—
—
—
—
—
—
Standard Operating Conditions (unless otherwise stated)
Operating Temperature
2.05V < V
SS
Preliminary
200K
. The ∆ current is the additional current consumed when the WDT is
2.05
Min
40
—
Typ
125
600
3.5
10
15
18
DD
DD
(1)
or I
< 5.5V
1000K
Typ†
75
—
PD
4
measurement.
Max
30
35
—
—
—
—
0°C ≤ T
-20°C ≤ T
Max
100
5.5
—
10
0°C ≤ T
-20°C ≤ T
A
mV
≤ +70°C (Commercial)
A
Unit
kHz
mV
≤ +85°C (Industrial)
V
V
RMS
Units
A
E/W
KΩ
ms
V
≤ +70°C (Commercial)
A
≤ +85°C (Industrial)
I
10 V < V
V
V
I
LC
LCCOM
DD
DD
If enabled
25°C at 5V
< 1mA
= 5.5V
= 3.0V
HCS473
= 0 mA
Conditions
LCC
Conditions
DS40035C-page 51
, I
DD
= 2 mA
DD
.