S3F80JB ELECTRICAL DATA (4MHz)
17-13
Minimun Instruction
Clock
1kHz
f
OSC
(Main Oscillator Frequency)
12345
Supply Voltage (V)
Minimun Instruction Clock = 1/4n x oscillator frequency (n = 1, 2, 8, or 16)
A: 1.7 V, 4 MHz
250 kHz
1MHz
1.5MHz
2 MHz
8 MHz
6 MHz
4 MHz
400 kHz
67
500 kHz
A
1 MHz
2 MHz
Figure 17-12. Operating Voltage Range of S3F80J9
Table 17-9. AC Electrical Characteristics for Internal Flash ROM
(T
A
= – 25 °C to + 85 °C)
Parameter Symbol Conditions Min Typ Max Unit
Flash Write/Erase Voltage Fwe 1.95 – 3.6 V
Flash Read Voltage Frv 1.7
–
3.6 V
Programming Time
(1)
Ftp 32 – 60
µS
Sector Erasing Time
(2)
Ftp1 10 – 20 mS
Chip Erasing Time
(3)
Ftp2
50 – 100 mS
Data Access Time
Ft
RS
V
DD
= 2.0 V
– 250 – nS
Number of Writing/Erasing FNwe – 10,000 – – Times
Data Retention Ftdr – 10 – – Years
NOTES:
1. The programming time is the time during which one byte (8-bit) is programmed.
2. The Sector erasing time is the time during which all 128-bytes of one sector block is erased.
3. In the case of S3F80J9, the chip erasing is available in Tool Program Mode only.
