ht82v42 Holtek Semiconductor Inc., ht82v42 Datasheet - Page 7

• Manufacturer Part Number: ht82v42
• Description: Cis Analog Signal Processor
• Manufacturer: Holtek Semiconductor Inc.

Serial Interface
AV
Note: Parameters are measured at 50% of the rising/falling edge.
Rev. 1.00
t
t
t
t
t
t
t
t
t
t
t
SPER
SCKH
SCKLz
SSU
SH
SCE
SEC
SEW
SERD
SCRD
SCRDZ
Symbol
DD
=DV
DD1
SCK period
SCK high
SCK low
SDI setup time
SDI hold time
SCK to SEN setup time
SEN to SCK setup time
SEN pulse width
SEN low to SDO = Register data
SCK low to SDO = Register data
SCK low to SDO = ADC data
=DV
DD2
=3.3V, AGND=DGND=0V, Ta=25 C, DCLK=30MHz unless otherwise stated.
Parameter
Serial Interface Timing
Min.
37.6
18.8
18.8
12
12
25
6
6
7
Typ.
Max.
30
30
30
November 20, 2009
HT82V42
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns