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HCS515 Datasheet(PDF) 23 Page - Microchip Technology

Part # HCS515
Description  KEELOQ Code Hopping Decoder
PDF  32 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

HCS515 Datasheet(HTML) 23 Page - Microchip Technology

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© 2002 Microchip Technology Inc.
DS40183D-page 23
HCS515
FIGURE 8-2:
TYPICAL MICROCONTROLLER INTERFACE CIRCUIT
8.1.8
LEARN STATUS STRING
Standard Operating Conditions (unless otherwise specified):
Commercial (C):
0°C
≤ TA ≤ +70°C
Industrial (I):
-40°C
≤ TA ≤ +85°C
Symbol
Parameters
Min.
Typ.
Max.
Units
TDHI
Command request time
—
—
500
ms
TCLA
Microcontroller command
request time
0.005
—
500
ms
TACT
Decoder request acknowledge time
—
—
10
µs
TCLH
Clock high hold time
1.2
ms
TCLL
Clock low hold time
0.020
—
1.2
ms
TCLKH
Clock high time
20
—
1000
µs
TCLKL
Clock low time
20
—
1000
µs
FCLK
Clock frequency
500
—
25000
Hz
TDS
Data hold time
—
—
5
µs
Note:
These parameters are characterized but not tested.
VDD
VI
G
N
D
VO
MCP100-450
Voltage Supervisor
NC
NC
VDD
S1
S0
MCLR
NC
NC
NC
VSS
RF_IN
S_CLK
S_DAT
NC
1
2
3
4
5
6
78
9
10
11
12
13
14
X
X
X
X
X
X
X
X
VDD
RF
Receiver
Microcontroller
RST
In-circuit
Programming
Probe Pads
10K
HCS515
CLK
DAT



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