HD49335F Renesas Electronics Corporation., HD49335F Datasheet - Page 17

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HD49335F

Manufacturer Part Number
HD49335F
Description
Cds/pga And 10-bit A/d Tg Converter
Manufacturer
Renesas Electronics Corporation.
Datasheet
HD49335F/HF
Serial Interface Specifications
Timing Specifications
Item
f
t
t
t
The Kind of Data
Data address has 256 type. H’00 to H’FF
H’00
H’EF
H’F0
H’FF
Address map of each data referred to other sheet.
Details of timing generator refer to the timing chart on the other sheet together with this specification.
This specification only explains about the data of CDS part.
Rev.1.0, Feb.25.2004, page 17 of 29
SCK
INT1,2
su
ho
:
:
:
:
CS
SCK
SDATA
Data at timing generator part
Data at CDS part
Min
50 ns
50 ns
50 ns
t
su
t
INT1
Latches SDATA
at SCK rising edge
D8
Max
5 MHz
D9
STD2(Upper data)
D10
D11
t
ho
Figure 8 Serial Interface Timing Specifications
D12
Notes: 1. 3 byte continuous communications.
D13
D14
2. Input SCK with 24 clock when CS is Low.
3. It becomes invalid when data communications are stopped on the way.
4. Data becomes a default with hardware reset.
5. Input more than double frequency of SCK to the CLK_in when transfer
D15
f
the serial data.
SCK
D0
D1
STD1(Lower data)
D2
D3
D4
D5
D6
D7
D0
D1
address(address)
D2
D3
D4
Data is determined
at CS rising edge
D5
t
INT2
D6
D7

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