W19B320ABT7H Winbond Electronics, W19B320ABT7H Datasheet - Page 44

• Manufacturer Part Number: W19B320ABT7H
• Description: IC FLASH 32MBIT 70NS 48TSOP
• Manufacturer: Winbond Electronics

Specifications of W19B320ABT7H

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 32M (4Mx8, 2Mx16)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-TSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9.5 Programming Waveform
Notes:
9.6 Accelerated Programming Waveform
2.
1.
Address
RY/#BY
#WE
Data
#CE
#OE
#WP/ACC
VDD
PA = program address, PD = program data,D
Illustration shows device in word mode
V
V
HH
T
VCS
IL
or
V
IH
T
555h
Program Command Sequence (last two cycles)
CS
T
WC
T
DS
T
VHH
T
WP
A0h
T
CH
T
WPH
T
T
DH
AS
OUT
PA
is the true data at the program address
PD
- 44 -
T
AH
T
BUSY
T
PW
Read Status Data (last two cycles
T
PA
VHH
W19B320AT/B
Status
V
IL
or
V
D
IH
OUT
PA
T
RB