MC68HC11P2 Datasheet, PDF (246/268 Pages) Motorola, Inc – Microcontrollers

Freescale Semiconductor, Inc.
Electrical Specifications
E clock
R/W,
Address
Data
(read)
Data
(write)
1
3
4B
2
4A
11
12
9
29
17
18
57
19
39
21
Figure 12-13. Expansion bus timing
12.7.5 EEPROM characteristics
Characteristic
Programming time ⁽¹⁾
<1MHz, RCO enabled
1–2MHz, RCO disabled
≥2MHz & whenever RCO enabled
Erase time: byte, row and bulk ⁽¹⁾
Write/erase endurance ⁽²⁾
Data retention ⁽²⁾
Temperature range
Unit
–40 to +85°C –40 to +105°C –40 to +125°C
10
20
10
10
10 000
10
15
must use RCO
15
10
10 000
10
20
must use RCO
20
10
10 000
10
ms
ms
cycles
years
1. The RC oscillator (RCO) must be enabled (by setting the CSEL bit in the OPTION register) for EEPROM programming
and erasure when the E clock frequency is less than 1.0MHz.
2. Refer to the current issue of Motorola’s quarterly Reliability Monitor Report for the latest failure rate information.
12.7.6 EPROM characteristics
(V_DD = 5.0 Vdc ± 10%, V_SS = 0 Vdc, T_A = T_L to T_H, unless otherwise noted)
Characteristic
Symbol
Min.
Typ.
Max.
Programming voltage
V_PPE
11.75
12.25
12.75
Programming time
t_EPROG
2
2
4
Unit
V
ms
Technical Data
Electrical Specifications
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Go to: www.freescale.com
MC68HC11P2 — Rev 1.0