Electrical Characteristics
Table 16. Flash Characteristics (continued)
Characteristic
Program/Erase voltage
Symbol
V PP
Min
11.8
Typical 1
12
Max
12.2
Unit
V
V PP current
Program
Mass erase
Supply voltage for read operation
0 < f Bus < 10 MHz
Byte program time
Mass erase time
Cumulative program HV time 2
Total cumulative HV time
(total of t me & t hv applied to device)
HVEN to program setup time
PGM/MASS to HVEN setup time
HVEN hold time for PGM
HVEN hold time for MASS
V PP to PGM/MASS setup time
HVEN to V PP hold time
V PP rise time 3
Recovery time
Program/erase endurance
T L to T H = –40 ° C to 85 ° C
Data retention
I VPP_prog
I VPP_erase
V Read
t prog
t me
t hv
t hv_total
t pgs
t nvs
t nvh
t nvh1
t vps
t vph
t vrs
t rcv
t D_ret
1.8
20
500
10
5
5
100
20
20
200
1
1000
15
200
100
5.5
40
8
2
μ A
μ A
V
μ s
ms
ms
hours
μ s
μ s
μ s
μ s
ns
ns
ns
μ s
cycles
years
1
2
Typicals are measured at 25 ° C.
t hv is the cumulative high voltage programming time to the same row before next erase. Same address can not be
programmed more than twice before next erase.
3 Fast V PP rise time may potentially trigger the ESD protection structure, which may result in over current flowing into the pad
and cause permanent damage to the pad. External filtering for the V PP power source is recommended. An example V PP
filter is shown in Figure 22 .
100 Ω
V PP
12 V
1 nF
Figure 22. Example V PP Filtering
MC9RS08KA8 Series MCU Data Sheet, Rev. 4
24
Freescale Semiconductor
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