Samsung S3F80JB User Manual

Page 326

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S3F80JB

ELECTRICAL DATA (8MHz)

18-13

Minimun Instruction

Clock

1kHz

f

OSC

(Main Oscillator Frequency)

1

2

3

4

5

Supply Voltage (V)

Minimun Instruction Clock = 1/4n x oscillator frequency (n = 1, 2, 8, or 16)
A: 1.95 V, 8 MHz

250 kHz

1MHz

1.5MHz

2 MHz

8 MHz

6 MHz

4 MHz

400 kHz

6

7

500 kHz

A

1 MHz

2 MHz

Figure 18-12. Operating Voltage Range of S3F80JB

Table 18-10. AC Electrical Characteristics for Internal Flash ROM

(T

A

= –25

°C to + 85 °C)

Parameter Symbol

Conditions Min Typ Max Unit

Flash Erase/Write/Read Voltage

Fewrv

V

DD

1.95 3.3 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

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 S3F80JB, the chip erasing is available in Tool Program Mode only.

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