PSD4235G2-90U STMicroelectronics, PSD4235G2-90U Datasheet - Page 124

• Manufacturer Part Number: PSD4235G2-90U
• Description: IC FLASH 4MBIT 90NS 80TQFP
• Manufacturer: STMicroelectronics

Specifications of PSD4235G2-90U

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-1968

Package mechanical
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Package mechanical
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK® packages, depending on their level of environmental compliance.
ECOPACK
www.st.com. ECOPACK
Figure 49. LQFP80 - 80-lead plastic thin, quad, flat package outline
1. Drawing is not to scale.
Table 74.
Symb
A1
A2
D1
D3
E1
E3
A
D
E
b
e
c
®
specifications, grade definitions and product status are available at:
LQFP80 - 80-lead plastic thin, quad, flat package mechanical data
14.000
12.000
14.000
12.000
1.400
0.220
9.500
9.500
0.500
Typ
–
–
–
Pin 1
identification
80
61
®
is an ST trademark.
60
1
0.050
1.350
0.170
0.090
mm
Min
–
–
–
–
–
–
–
–
D1
D3
D
41
20
40
21
1.600
0.150
1.450
0.270
0.200
Max
–
–
–
–
–
–
–
E3
E1
E
A1
0.0550
0.0090
0.5510
0.4720
0.3740
0.5510
0.4720
0.3740
0.0200
Typ
–
–
–
k
L1
L
A
A2
c
ccc
inches
0.0020
0.0530
0.0070
0.0040
e
b
Min
–
–
–
–
–
–
–
–
PSD4235G2
9X_ME
0.0630
0.0060
0.0570
0.0110
0.0080
(1)
Max
–
–
–
–
–
–
–