IS42S16160B-7BL INTEGRATED SILICON SOLUTION (ISSI), IS42S16160B-7BL Datasheet - Page 62

• Manufacturer Part Number: IS42S16160B-7BL
• Description: IC, SDRAM, 256MBIT, 143MHZ, TSOP-54
• Manufacturer: INTEGRATED SILICON SOLUTION (ISSI)

Specifications of IS42S16160B-7BL

• Memory Type: DRAM - Sychronous
• Memory Configuration: 8M X 4
• Access Time: 7ns
• Page Size: 256Mbit
• Ic Interface Type: Parallel
• Memory Case Style: TSOP
• No. Of Pins: 54
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PACKAGING INFORMATION
Plastic TSOP 54–Pin, 86-Pin
Package Code: T (Type II)
Integrated Silicon Solution, Inc.
Rev. D
03/13/07
N
1
ZD
No. Leads (N)
Ref. Std.
Symbol
ZD
A1
A2
E1
L1
C
D
A
b
E
e
L
e
Plastic TSOP (T - Type II)
Min
22.02 22.42
10.03 10.29
11.56 11.96
Millimeters
—
—
—
0.71 REF
0.05
0.30
0.12
0.80 BSC
0.40
0°
—
—
Max
1.20
0.15
0.45
0.21
0.60
8°
54
D
—
—
—
Min
0.002 0.006
0.012 0.018
0.005 0.0083
0.867 0.8827
0.395 0.405
0.455 0.471
0.031 BSC
0.016 0.024
0°
Inches
—
—
Max
0.047
8°
N/2+1
b
N/2
E1
A
A1
No. Leads (N)
Ref. Std.
Symbol
E
A1
A2
E1
L1
ZD
A
C
D
E
b
e
L
SEATING PLANE
Plastic TSOP (T - Type II)
Min
Millimeters
22.02 22.42
10.03 10.29
11.56 11.96
—
0.05
0.95
0.17
0.12
0.40
0.80 REF
0°
0.50 BSC
0.61 REF
Notes:
1. Controlling dimension: millimieters,
2. BSC = Basic lead spacing between
3. Dimensions D and E1 do not include
4. Formed leads shall be planar with
unless otherwise specified.
centers.
mold flash protrusions and
measured from the bottom of the
package
respect to one another within 0.004
inches at the seating plane.
L
Max
1.20
0.15
1.05
0.27
0.21
0.60
8°
.
86
—
Min
0.002 0.006
0.037 0.041
0.007 0.011
0.005 0.008
0.867 0.8827
0.395 0.405
0.455 0.471
0.020 BSC
0.016 0.024
0.031 REF
0°
Inches
0.024 BSC
Max
0.047
8°
should be
C
1