hcs320 Microchip Technology Inc., hcs320 Datasheet - Page 15

• Manufacturer Part Number: hcs320
• Description: Keeloq Code Hopping Encoder
• Manufacturer: Microchip Technology Inc.

TABLE 6-1:
V
Program mode setup time
Hold time 1
Hold time 2
Bulk Write time
Program delay time
Program cycle time
Clock low time
Clock high time
Data setup time
Data hold time
Data out valid time
DD
Note 1: Typical values - not tested in production.
2001 Microchip Technology Inc.
= 5.0V ± 10%, 25 °C ± 5 °C
Parameter
PROGRAMMING/VERIFY TIMING REQUIREMENTS
Symbol
T
T
T
T
T
T
T
T
T
T
T
PROG
CLKH
CLKL
PBW
PH
PH
WC
PS
DS
DH
DV
1
2
Min.
3.5
3.5
4.0
4.0
50
50
50
50
30
—
0
Max.
4.5
30
—
—
—
—
—
—
—
—
—
HCS320
DS41097C-page 15
Units
ms
ms
ms
ms
ms
s
s
s
s
s
s
(1)
(1)
(1)