ST92T141K4M6 STMicroelectronics, ST92T141K4M6 Datasheet - Page 167

• Manufacturer Part Number: ST92T141K4M6
• Description: Microcontrollers (MCU) OTP EPROM 16K SPI
• Manufacturer: STMicroelectronics

Specifications of ST92T141K4M6

• Data Bus Width: 8 bit, 16 bit
• Program Memory Type: EPROM
• Program Memory Size: 16 KB
• Data Ram Size: 512 B
• Interface Type: SPI
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 2
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SO-34
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 6 Channel
• Lead Free Status / Rohs Status: No

SPI TIMING TABLE
(V
Note:
Measurement points are taken with reference to V
(1) Values guaranteed by design.
Legend:
Tck = INTCLK period = OSCIN period when OSCIN is not divided by 2;
N
10
11
12
13
1
2
3
4
5
6
7
8
9
DD
Symbol
= 5V
t
t
t
SPI_H
t
SPI_L
t
f
t
t
t
Lead
t
t
Hold
Rise
Lag
SPI
SPI
Fall
SU
t
Dis
t
t
H
A
V
10%, T
SPI frequency
SPI clock period
Enable lead time
Enable lag time
Clock (SCK) high time
Clock (SCK) low time
Data set-up time
Data hold time (inputs)
Access time (time to data active
from high impedance state)
Disable time (hold time to high im-
pedance state)
Data valid
Data hold time (outputs)
Rise time
(20% V
Fall time
(70% V
2 x OSCIN period when OSCIN is divided by 2;
OSCIN period x PLL factor when the PLL is enabled.
A
DD
DD
=
to 70% V
to 20% V
–
Parameter
40°C to +85°C, C
DD
DD
, C
, C
L
L
= 200pF)
= 200pF)
IH
-V
IH
Load
/ V
OH
Master
Slave
Master
Slave
Slave
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Slave
Master (before capture edge)
Slave (after enable edge)
Master (before capture edge)
Slave (after enable edge)
Outputs: SCK,MOSI,MISO
Inputs: SCK,MOSI,MISO,SS
Outputs: SCK,MOSI,MISO
Inputs: SCK,MOSI,MISO,SS
-V
= 50pF, f
OH
ST92141 - ELECTRICAL CHARACTERISTICS
for positive pulse and V
Condition
INTCLK
= 25MHz, unless otherwise specified)
IL
-V
IL
f
/ V
INTCLK
OL
4 x Tck
2 x Tck
Tck / 4
Tck / 4
Min
-V
40
40
80
90
80
90
40
40
40
40
0
0
0
OL
/ 128
for negative pulse
Value
(1)
f
f
INTCLK
INTCLK
Max
120
240
120
100
100
100
100
/ 4
/ 2
167/179
MHz
Unit
1
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s