PSD834F2-90M STMicroelectronics, PSD834F2-90M Datasheet - Page 77

• Manufacturer Part Number: PSD834F2-90M
• Description: IC FLASH 2MBIT 90NS 52QFP
• Manufacturer: STMicroelectronics

Specifications of PSD834F2-90M

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 2M (256K x 8)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 52-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2008

Table 44. Capacitance
Note: 1. Sampled only, not 100% tested.
Figure 37. AC Measurement I/O Waveform
Figure 39. Switching Waveforms – Key
Symbol
C
C
C
2. Typical values are for T
OUT
VPP
3.0V
IN
0V
Input Capacitance (for input pins)
Output Capacitance (for input/
output pins)
Capacitance (for CNTL2/V
Test Point
Parameter
A
= 25°C and nominal supply voltages.
WAVEFORMS
PP
1.5V
)
AI03103b
Doc ID 10552 Rev 3
Test Condition
V
V
STEADY INPUT
MAY CHANGE FROM
HI TO LO
MAY CHANGE FROM
LO TO HI
DON'T CARE
OUTPUTS ONLY
V
INPUTS
OUT
PP
IN
Figure 38. AC Measurement Load Circuit
= 0V
= 0V
= 0V
Under Test
Device
STEADY OUTPUT
WILL BE CHANGING
FROM HI TO LO
WILL BE CHANGING
LO TO HI
CHANGING, STATE
UNKNOWN
CENTER LINE IS
TRI-STATE
OUTPUTS
Typ.
18
4
8
2
PSD813F2V, PSD854F2V
2.01 V
195
AI03102
C
(Including Scope and
Jig Capacitance)
L
= 30 pF
Max.
12
25
6
AI03104b
Unit
pF
pF
pF
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