HCS370-I/SL(2002) View Datasheet(PDF) - Microchip Technology

Part Name

Description

MFG CO.

HCS370-I/SL
(Rev.:2002)

KEELOQ® Code Hopping Encoder

Microchip Technology 

HCS370

TABLE 9-1: DC CHARACTERISTICS: HCS370

DC Characteristics

All Pins Except

Power Supply Pins

Standard Operating Conditions (unless otherwise stated)

Operating Temperature 0°C ≤ TA ≤ +70°C (Commercial)

-40°C ≤ TA ≤ +85°C (Industrial)

Param

No.

Sym.

D001 VDD

D003 VPOR

D004 SVDD

D005 VBOR

D010 IDD

Characteristic

Supply Voltage

VDD start voltage to ensure

internal Power-on Reset

signal

VDD rise rate to ensure

internal Power-on Reset

signal

Brown-out Reset Voltage

Supply Current(2)

D010B

D021A IPD

Shutdown Current

Input Low Voltage

VIL

Input pins

D030

With TTL Buffer

D030A

D031

With Schmitt Trigger Buffer

D032

SHIFT

Input High Voltage

VIH

Input pins

D040

D040A

With TTL Buffer

D041

With Schmitt Trigger Buffer

D042

SHIFT

Input Threshold Voltage

D050 VTH SHIFT

D051 VTH SLEEP/S5

D052 VIN

VIN

D053 Vtol Vlow detect tolerance

Input Leakage Current

D060 IIL

Input pins

D061

SHIFT

Min.

2.05(4)

—

Typ.†

—

VSS

Max.

5.5

—

0.05*

—

—

—

1.9

2

—

1.0

5

2.0

—

0.1

1.0

VSS

—

0.8

VSS

— 0.15 VDD

VSS

— 0.2 VDD

VSS

— 0.2 VDD

—

2.0

—

VDD

(0.25 VDD —

VDD

+0.8)

0.8 VDD —

VDD

0.8 VDD —

VDD

0.4

—

1.2

0.3

0.6

0.9

1.05

1.19

1.33

—

—

+200

—

—

+350

—

—

±1

—

—

±5

Units

V

V

V/ms

V

mA

mA

µA

V

V

V

V

V

V

V

V

V

V

V

mV

mV

µA

µA

Conditions

Cold RESET

FOSC = 4 MHz,

VDD = 5.5V(3)

FOSC = 4 MHz,

VDD = 3.5V(3)

VDD = 5.5V

4.5V ≤ VDD ≤ 5.5V

Otherwise

4.5V ≤ VDD ≤ 5.5V

Otherwise

2.05 ≤ VDD ≤ 3.5V

2.05 ≤ VDD ≤ 3.5V

Data Internally Inverted

setting 5 = 2.25V

setting 25 = 4.25V

VSS ≤ VPIN ≤ VDD, Pin at Hi-

impedance, no pull-downs

enabled

VSS ≤ VPIN ≤ VDD

DS41111D-page 24

Preliminary

2002 Microchip Technology Inc.

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