512Kx36 & 1Mx18 QDRTM b2 SRAM
- 3 - Rev 1.0
Mar. 2004
K7Q163662B
K7Q161862B
PIN CONFIGURATIONS(TOP VIEW) K7Q161862B(1Mx18)
Notes: 1. * Checked pins are reserved for higher density address
2. BW0 controls write to D0:D8 and BW1 controls write to D9:D17.
12345678910 11
ANC VSS NC W BW1KNC R SA VSS NC
BNC Q9 D9 SA NC K BW0SA NC NC Q8
CNC NC D10 VSS SA SA SA VSS NC Q7 D8
DNC D11 Q10 VSS VSS VSS VSS VSS NC NC D7
ENC NC Q11 VDDQ VSS VSS VSS VDDQ NC D6 Q6
FNC Q12 D12 VDDQ VDD VSS VDD VDDQ NC NC Q5
GNC D13 Q13 VDDQ VDD VSS VDD VDDQ NC NC D5
HNC VREF VDDQ VDDQ VDD VSS VDD VDDQ VDDQ VREF ZQ
JNC NC D14 VDDQ VDD VSS VDD VDDQ NC Q4 D4
KNC NC Q14 VDDQ VDD VSS VDD VDDQ NC D3 Q3
LNC Q15 D15 VDDQ VSS VSS VSS VDDQ NC NC Q2
MNC NC D16 VSS VSS VSS VSS VSS NC Q1 D2
NNC D17 Q16 VSS SA SA SA VSS NC NC D1
PNC NC Q17 SA SA C SA SA NC D0 Q0
RTDO TCK SA SA SA C SA SA SA TMS TDI
PIN NAME
Notes: 1. C, C, K or K cann ot be set to VREF voltage.
2. When ZQ pin is directly connected to VDD output impedance is set to minimum value and it
cannot be connected to ground or left unconnected
.
3. Not connected to chip pad internally.
SYMBOL PIN NUMBERS DESCRIPTION NOTE
K, K 6B, 6 A Inp u t C l o ck
C, C 6P, 6R Input Clocks for Output data 1
SA 9A,4B,8B,5C-7C,5N-7N, 4P,5P,7P,8P,3R-5R,7R-9R Address Inputs
D0-17 10P,11N,11M,10K,11J,11G,10E,11D,11C,3B,3C,2D,
3F,2G,3J,3L,3M,2N Data Inputs
Q0-17 11P,10M,11L,11K,10J,11F,11E,10C,11B,2B,3D,3E,
2F,3G,3K,2L,3N,3P Data Ou tputs
W4A Write Control
R8A Read Control
BW0, BW17B, 5A Byte Write Control Pin
VREF 2H,10H Input Reference Voltage
ZQ 11H Output Driver Impedance Control Input 2
VDD 5F,7F,5G,7G,5H,7H,5J,7J,5K,7K Power Supply ( 2.5V )
VDDQ 4E,8E,4F,8F,4G,8G,3H,4H,8H,9H,4J,8J,4K,8K,4L,8L Output Power Supply ( 1.5V or 1.8V )
VSS 2A,10A,4C,8C,4D-8D,5E-7E,
6F,6G,6H,6J,6K,5L-7L,4M-8M,4N,8N Ground
TMS 10R JTAG Test Mode Select
TDI 11R JTAG Te s t Data Input
TCK 2R JTAG Test Clock
TDO 1R JTAG Test Data Output
NC 3A,7A,1B,5B,9B,10B,1C,2C,9C,1D,9D,
10D,1E,2E,9E,1F,9F,10F,1G,9G,10G,1H,1J,2J,9J,1K,
2K,9J,1L,9L,10L,1M,2M,9M,1N,9N,10N,1P,2P,9P No Connect 3