W19B320ABT7H Winbond Electronics, W19B320ABT7H Datasheet - Page 40

• 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

8.8 Erase and Program Operation
Notes:
8.9 Temporary Sector Unprotect
Note: Not 100 % tested
1.
2.
Write Cycle Timing (Note 1)
Address setup Time
Address Setup Timing to
polling
Address Hold Time
Address Hold Time From
toggle bit polling
Data Setup Time
Data Hold Time
Output Enable High During toggle bit polling
Read Recovery Time Before Write (
#WE
#CE
#CE
Write Pulse Width
Write Pulse Width High
Latency Between Read and Write Operation
Programming Time (Note 2)
Accelerated Programming Time (Noe2)
Sector Erase Time (Note 2)
V
Write Recovery Time from
Program/Erase Valid to
VID Rise and Fall Time
VHH Rise and Fall Time
#RESET Setup Time for Temporary Sector Unprotect
#RESET Hold Time from RY/#BY High for Temporary
Sector Unprotect
DD
Not 100 % tested
See the “Alternate #CE Controlled Erase and Program Operations“ section for more information
Setup Time (Note 1)
Setup Time
HOLD Time
Low)
PARAMETER
PARAMETER
RY/#BY
#OE
#CE
RY/#BY
low during toggle bit
or
Delay
#OE
#OE
high during
High to
Byte
Word
Byte
Word
- 40 -
T
T
T
T
T
T
SYM.
T
T
T
T
GHWL
T
T
T
T
T
OEPH
T
T
ACCP
T
T
SR/W
T
T
BUSY
WPH
ASO
AHT
VCS
WC
WP
PW
DH
CH
AS
AH
DS
CS
PB
SE
RB
T
T
T
SYM.
T
VIDR
VHH
RSP
RRB
MIN.
70
15
45
35
20
30
30
50
90
0
0
0
0
0
0
0
5
7
4
0
-
MIN.
500
250
4
4
W19B320AT/B
70ns
TYP.
0.4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
MAX.
-
-
-
-
MAX.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
UNIT
ns
ns
μs
μs
UNIT
sec
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
μs
μs
μs
μs
ns
ns