W39V040AP Winbond Electronics, W39V040AP Datasheet - Page 26

• Manufacturer Part Number: W39V040AP
• Manufacturer: Winbond Electronics

Specifications of W39V040AP

• Density: 4Mb
• Access Time (max): 175ns
• Interface Type: Parallel/Serial
• Boot Type: Top
• Address Bus: 4/11Bit
• Operating Supply Voltage (typ): 3/3.3V
• Operating Temp Range: 0C to 70C
• Package Type: PLCC
• Program/erase Volt (typ): 3.3V
• Sync/async: Async/Sync
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8b
• Number Of Words: 512K
• Supply Current: 20mA
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

11. LPC INTERFACE MODE AC CHARACTERISTICS
11.1 AC Test Conditions
11.2 Read/Write Cycle Timing Parameters
(V
Note: Minimum and Maximum time has different loads. Please refer to PCI specification.
11.3 Reset Timing Parameters
Note: All AC timing signals observe the following guidelines for determining setup and hold times:
Input Pulse Levels
Input Rise/Fall Slew Rate
Input/Output Timing Level
Output Load
V
Clock Stable to Reset Active
Reset Pulse Width
Reset Active to Output Float
Reset Inactive to Input Active
Clock Cycle Time
Input Set Up Time
Input Hold Time
Clock to Data Valid
DD
DD
= 3.3V ± 0.3V, V
(a) High level signal's reference level is input high and (b) low level signal's reference level is input low.
Stable to Reset Active
Ref. to the AC testing condition.
PARAMETER
PARAMETER
PARAMETER
SS
= 0V, T
A
= 0 to 70 ° C)
SYMBOL
SYMBOL
T
T
T
T
T
T
T
T
T
CYC
SU
HD
KQ
PRST
KRST
RSTP
RSTF
RST
- 26 -
1 TTL Gate and C
MIN.
100
100
1
1
-
MIN.
0.6 V
30
0.4 V
7
0
2
CONDITIONS
W39V040A
DD
DD
1 V/nS
TYP.
to 0.2 V
/ 0.4 V
-
-
-
-
-
L
MAX.
= 10 pF
DD
DD
11
-
-
-
MAX.
W39V040A
50
-
-
-
-
UNIT
UNIT
nS
nS
nS
nS
mS
μS
nS
nS
μS