HCS370T/ST Microchip Technology, HCS370T/ST Datasheet - Page 2

• Manufacturer Part Number: HCS370T/ST
• Description: IC ENCODR CODEHOP KEELOQ 14TSSOP
• Manufacturer: Microchip Technology
• Type: Code Hopping Encoderr

Specifications of HCS370T/ST

• Applications: Remote Secure Access, Keyless Entry
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

HCS370
Clarifications/Corrections to the Data
Sheet:
In the Device Data Sheet (DS41111), the following clar-
ifications and corrections should be noted.
1.
TABLE 9-1:
2.
TABLE 9-2:
DS80137A-page 2
DC Characteristics
All Pins Except
Power Supply Pins
Input Threshold Voltage
D053
Commercial (C):
Industrial (I):
Param
No.
Module: DC Characteristics
In Table 9-1, under the heading, “Standard Operat-
ing Conditions”, change industrial operating tem-
perature from -40° to -20° (pages 24 and 25).
Under Parameter No. D053, Max. should be
changed from ±200 to ±250 and ±350 to ±400
(page 24), as marked in bold below.
Module: AC Characteristics
In Table 9-2, under the heading, “Standard Operat-
ing Conditions”, change industrial operating tem-
perature from -40° to -20° (page 26), as marked in
bold below.
Vtol
Parameter
Sym
DC CHARACTERISTICS: HCS370
AC CHARACTERISTICS
T
T
Vlow detect tolerance
AMB
AMB
=
= -20°C to +85°C
Characteristic
0°C to +70°C
Sym.
Standard Operating Conditions (unless otherwise stated)
Operating temperature
Min
Min
—
—
2.05V < V
Typ†
Typ.
—
—
DD
< 5.5
±
±
Max.
Max
250
400
–20 ° C
0 ° C ≤ T
Units
Unit
mV
mV
<
T
A
A
≤ +70 ° C (Commercial)
<
setting 5 = 2.25V
setting 25 = 4.25V
+85 ° C (Industrial)
 2002 Microchip Technology Inc.
Conditions
Conditions