GS840E18AT-166 GSI TECHNOLOGY, GS840E18AT-166 Datasheet - Page 25

• Manufacturer Part Number: GS840E18AT-166
• Description: SRAM Chip Sync Dual 3.3V 4M-Bit 256K x 18 8.5ns/3.5ns 100-Pin TQFP Tray
• Manufacturer: GSI TECHNOLOGY

Specifications of GS840E18AT-166

• Package: 100TQFP
• Timing Type: Synchronous
• Density: 4 Mb
• Data Rate Architecture: SDR
• Typical Operating Supply Voltage: 3.3 V
• Number Of I/o Lines: 18 Bit
• Number Of Ports: 2
• Number Of Words: 256K

TQFP Package Drawing (Package T)
Rev: 1.12 10/2004
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Notes:
1.
2.
Symbol
A1
A2
D1
E1
L1
All dimensions are in millimeters (mm).
Package width and length do not include mold protrusion.
D
E
Y
θ
b
c
e
L
Terminal Dimension
Terminal Dimension
Body Thickness
Lead Thickness
Description
Package Body
Package Body
Lead Length
Foot Length
Lead Width
Coplanarity
Lead Angle
Lead Pitch
Standoff
Min. Nom. Max
0.05
1.35
0.20
0.09
21.9
19.9
15.9
13.9
0.45
—
—
0°
0.10
1.40
0.30
22.0
20.0
16.0
14.0
0.65
0.60
1.00
—
—
0.15
1.45
0.40
0.20
22.1
20.1
16.1
14.1
0.75
0.10
—
—
7°
25/31
L1
A1
L
e
b
A2
θ
GS840E18/32/36AT/B-190/180/166/150/100
c
E1
E
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