HD49351BP Renesas Electronics Corporation., HD49351BP Datasheet - Page 16

• Manufacturer Part Number: HD49351BP
• Description: Cds/pga & 10-bit A/d Tg Converter
• Manufacturer: Renesas Electronics Corporation.

HD49351BP/HBP
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, Jul 06, 2004, page 16 of 28
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
Figure 8 Serial Interface Timing Specifications
ho
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