STV-DCA/VGA-E01 STMICROELECTRONICS [STMicroelectronics], STV-DCA/VGA-E01 Datasheet - Page 35

• Manufacturer Part Number: STV-DCA/VGA-E01
• Description: Low Cost Digital Camera (LCDC) Chipset
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STV0680A + VV6444/6410/6500
35
STV0680F_contents.fm
Pin no.
100
51
20
22
24
28
31
33
35
37
39
41
40
38
36
34
32
26
30
25
23
21
19
18
16
14
12
10
8
6
4
2
5
7
Signal
RESET
DQMU
DQML
DCLK
DQ15
DQ14
DQ13
AD11
AD10
AD12
AD13
CKE
RAS
CAS
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ0
AD9
AD8
AD7
AD6
AD5
AD4
AD3
AD2
AD1
AD0
WE
CS
Output, active low
Output, active low
Output, active low
Output, active low
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input (S)
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Digital Camera Chipset; Customer Datasheet, Rev 3.0, March 2000
Commercial in confidence
SDRAM address A12, BA0 for 64M SDRAM, unused on 16M 2mA (SL)
SDRAM address A13, BA1 for 64M SDRAM, unused on 16M 2mA (SL)
Clock: all SDRAM input signals are sampled on the positive
Chip select: enables (registered LOW) and disables (regis-
Clock enable: activates (HIGH) and deactivates (LOW) the
CDSTV0680F-C
PRELIMINARY
SDRAM address A11 for 64M SDRAM or BA for 16M
tered HIGH) the SDRAM command decoder.
Data input/output mask for dram_DQ[15:8]
SDRAM column address strobe command
Data input/output mask for dram_DQ[7:0]
SDRAM row address strobe command
System Memory (SDRAM) Interface
SDRAM write enable command
Active (LOW) STV0680A reset
SDRAM address A10
SDRAM address A9
SDRAM address A8
SDRAM address A7
SDRAM address A6
SDRAM address A5
SDRAM address A4
SDRAM address A3
SDRAM address A2
SDRAM address A1
SDRAM address A0
SDRAM CLK signal
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
SDRAM Data Bus
Description
SDRAM
edge
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
2mA (SL)
drive
4mA