M28W160CB70N6F NUMONYX, M28W160CB70N6F Datasheet - Page 17

• Manufacturer Part Number: M28W160CB70N6F
• Description: IC FLASH 16MBIT 70NS 48TSOP
• Manufacturer: NUMONYX

Specifications of M28W160CB70N6F

• Format - Memory: FLASH
• Memory Type: FLASH - Nor
• Memory Size: 16M (1M x 16)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-TSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 9. Block Lock Status
Table 10. Protection Status
Note: 1. The protection status is defined by the write protect pin and by DQ1 (‘1’ for a locked-down block) and DQ0 (‘1’ for a locked block)
Current State
2. All blocks are locked at power-up, so the default configuration is 001 or 101 according to WP status.
3. A WP transition to V
1,0,1
0,0,1
1,0,0
1,1,0
1,1,1
0,0,0
0,1,1
as read in the Read Electronic Signature command with A1 = V
Protection Status
(2)
(2)
(WP, DQ1, DQ0)
Current
Block Lock Configuration
Block is Locked-Down
Program/Erase
Block is Unlocked
Block is Locked
Allowed
IH
on a locked block will restore the previous DQ0 value, giving a 111 or 110.
yes
yes
yes
(1)
no
no
no
no
Item
Block Lock
Command
After
1,0,1
1,0,1
1,1,1
1,1,1
0,0,1
0,0,1
0,1,1
Block Unlock
IH
Command
and A0 = V
Next Protection Status
After
1,0,0
1,0,0
1,1,0
1,1,0
0,0,0
0,0,0
0,1,1
(WP, DQ1, DQ0)
Address
xx002
IL
.
M28W160CT, M28W160CB
Lock-Down
After Block
Command
1,1,1
1,1,1
1,1,1
1,1,1
0,1,1
0,1,1
0,1,1
(1)
1,1,1 or 1,1,0
DQ0=0
DQ0=1
DQ1=1
WP transition
LOCK
Data
After
0,0,0
0,0,1
0,1,1
0,1,1
1,0,0
1,0,1
17/50
(3)