PIC12C508A Microchip Technology, PIC12C508A Datasheet - Page 91

• Manufacturer Part Number: PIC12C508A
• Description: 8-Pin/ 8-Bit CMOS Microcontrollers
• Manufacturer: Microchip Technology

TABLE 13-8:
Clock frequency
Clock high time
Clock low time
SDA and SCL rise time
(Note 1)
SDA and SCL fall time
START condition hold time
START condition setup time
Data input hold time
Data input setup time
STOP condition setup time
Output valid from clock
(Note 2)
Bus free time: Time the bus must
be free before a new transmis-
sion can start
Output fall time from V
minimum to V
Input filter spike suppression
(SDA and SCL pins)
Write cycle time
Endurance
Note 1: Not 100% tested. CB = total capacitance of one bus line in pF.
1999 Microchip Technology Inc.
2: As a transmitter, the device must provide an internal minimum delay time to bridge the undefined region
3: The combined T
4: This parameter is not tested but guaranteed by characterization. For endurance estimates in a specific appli-
AC Characteristics
(minimum 300 ns) of the falling edge of SCL to avoid unintended generation of START or STOP conditions.
noise spike suppression. This eliminates the need for a TI specification for standard operation.
cation, please consult the Total Endurance Model which can be obtained on Microchip’s website.
Parameter
IL
maximum
EEPROM MEMORY BUS TIMING REQUIREMENTS - PIC12CE5XX
IH
SP
and V
HYS
Standard Operating Conditions (unless otherwise specified)
Operating Temperature 0 C
Operating Voltage V
Symbol
T
T
T
T
T
T
T
HD
SU
HD
SU
SU
F
T
T
T
T
T
HIGH
LOW
T
T
specifications are due to new Schmitt trigger inputs which provide improved
CLK
BUF
WC
AA
OF
SP
:
:
:
:
R
:
F
STA
DAT
DAT
STO
STA
20+0.1
4000
4000
4700
4700
1300
4000
4000
4700
4700
4000
4000
4700
4700
1300
Min
600
600
600
250
250
100
600
CB
1M
—
—
—
—
—
—
—
—
—
—
—
—
0
DD
1000
1000
3500
3500
Max
100
100
400
300
300
900
250
–40 C
–40 C
range is described in Section 13.1
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
4
cycles 25 C, V
Units
T
kHz
T
T
ms
A
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
A
A
+70 C, Vcc = 3.0V to 5.5V (commercial)
+85 C, Vcc = 3.0V to 5.5V (industrial)
+125 C, Vcc = 4.5V to 5.5V (extended)
4.5V
3.0V
4.5V
4.5V
3.0V
4.5V
4.5V
3.0V
4.5V
4.5V
3.0V
4.5V
(Note 1)
4.5V
3.0V
4.5V
4.5V
3.0V
4.5V
(Note 2)
4.5V
3.0V
4.5V
4.5V
3.0V
4.5V
4.5V
3.0V
4.5V
4.5V
3.0V
4.5V
(Note 1), CB
(Notes 1, 3)
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
CC
= 5.0V, Block Mode (Note 4)
PIC12C5XX
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
5.5V (E Temp range)
4.5V
5.5V
Conditions
100 pF
ONLY
DS40139E-page 91
.