AT28HC64B-12TC Atmel, AT28HC64B-12TC Datasheet - Page 11

• Manufacturer Part Number: AT28HC64B-12TC
• Description: EEPROM 1M 5V SDP- 120NS COM TEMP
• Manufacturer: Atmel

Specifications of AT28HC64B-12TC

• Product Category: EEPROM
• Memory Size: 8 Kbit
• Organization: 8 K x 8
• Data Retention: 10 yr
• Maximum Operating Current: 40 mA
• Operating Supply Voltage: 2.7 V, 3.6 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: TSOP-28
• Access Time: 55 ns
• Interface Type: SPI
• Minimum Operating Temperature: 0 C
• Output Enable Access Time: 50 ns
• Factory Pack Quantity: 234
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V

22. Data Polling Characteristics
Note:
23. Data Polling Waveforms
24. Toggle Bit Characteristics
Notes:
25. Toggle Bit Waveforms
Notes:
0274L–PEEPR–2/3/09
Symbol
t
t
t
t
Symbol
t
t
t
t
t
DH
OEH
OE
WR
DH
OEH
OE
OEHP
WR
1. These parameters are characterized and not 100% tested.
1. These parameters are characterized and not 100% tested.
2.
1. Toggling either OE or CE or both OE and CE will operate toggle bit.
2. Beginning and ending state of I/O6 will vary.
3. Any address location may be used, but the address should not vary.
See “AC Read Characteristics” on page 6.
Parameter
Data Hold Time
OE Hold Time
OE to Output Delay
Write Recovery Time
Parameter
Data Hold Time
OE Hold Time
OE to Output Delay
OE High Pulse
Write Recovery Time
(2)
t
DH
(1)
(2)
t
OEH
t
DH
(1)(2)(3)
t
OEH
t
(1)
OE
t
OE
(1)
See “AC Read Characteristics” on page 6.
Min
Min
150
10
10
0
0
0
0
Typ
t
Typ
WR
t
WR
Max
Max
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
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