W19B320ABT7H Winbond Electronics, W19B320ABT7H Datasheet - Page 47

• 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

9.11 DQ 2 vs. DQ6 Waveform
Note: DQ2 toggles only when read at an address within an erase-suspended sector. The sysytem may use #OE or #CE to
9.12 Temporary Sector Unprotect Timing Diagram
9.13 Sector/Sector Block Protect and Unprotect Timing Diagram
toggle DQ2 and DQ6.
#WE
DQ6
DQ2
#RESET
#RESET
RY/#BY
SA,A6,
A1,A0
DATA
Embedded
#WE
Erasing
#WE
#CE
#OE
#CE
Enter
V
V
V
V
or
IH
ID
SS
ID
Sector/sector Block Protect or Unprotect
V
,
IH
V
Erase
*For sector protect,A6=0,A1=1,A0=0.For sector unprotect ,A6=1,A1=1,A0=0
IL
Suspend
Erase
,
1
T
μ
VIDR
s
60h
T
Erase Suspend
RSP
Read
Valid*
60h
Sector/Sector Block Protect:150
Sector/Sector Block Unprotect:15ms
Program or Erase Command Sequence
Suspend Program
Enter Erase
- 47 -
Suspend
Program
Erase
Publication Release Date: December 27, 2005
μ s,
Valid*
Verify
40h
Erase Suspend
Read
W19B320AT/B
T
Resume
RRB
Erase
T
VIDR
Erase
Status
Valid*
V
or
SS
V
V
,
IH
V
ID
Revision A4
IL
Complete
,
Erase