HCS410-I/WM Microchip Technology, HCS410-I/WM Datasheet - Page 4

• Manufacturer Part Number: HCS410-I/WM
• Description: IC CODE HOPPING ENCODER SMD
• Manufacturer: Microchip Technology
• Series: KEELOQ®r
• Type: Code Hopping Encoder and Transponderr

Specifications of HCS410-I/WM

• Applications: Access Control Systems
• Package / Case: *
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Mounting Type: -

HCS410/WM
FIGURE 3-3:
TABLE 3-1:
DS41116B-page 4
Time Element
PPM Command Bit Time
PPM Response Bit Time
PPM Command Minimum High Time
Response Time (Minimum for Read)
Opcode to Data Input Time
Transport Code to Data Input Time
IFF EEPROM Write Time (16 bits)
Read
Write/Program
Challenge
Encoder Select
IFFB = 0
Data = 1
Data = 0
Data = 1
Data = 0
Parameter
3T
ACK pulses
E
ACK pulses
ACK pulses
ACK pulses
3T
DECODER IFF COMMANDS AND WAVEFORMS
IFF TIMING PARAMETERS
E
T
E
T
Start
2 T
E
E
Opcode
Opcode
Sym.
T
T
T
T
T
T
T
BITC
BITR
PMH
OTD
T
TTD
WR
RT
E
Preliminary
T
OTD
T
OTD
T
RT
Only when writing Serial
Min.
Number, Config or IFF
3.5
5.5
1.5
6.5
1.8
6.8
—
—
—
—
Transport
32 bits
Code
programming
Serial number
1 to 32 bits
Preamble
Challenge
16/32 bits
0 1
Response
16 bits
T
T
Typical
TTD
BITC
200
16
—
—
—
—
6
4
3
2
Repeat 18 times for programming
16 bits
T
Data
WR
T
WR
2001 Microchip Technology Inc.
Preamble
Max.
0 1
30
—
—
—
—
—
—
—
—
—
Response
16/32 bits
Writing
T
WR
Encoder
Select
ACK
Units
ms
ms
ms
ms
T
T
T
E
E
E
s