PIC16F636T-I Datasheet, PDF (192/234 Pages) Microchip Technology – 8/14-Pin, Flash-Based 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC12F635/PIC16F636/639
15.12 SPI Timing: Analog Front-End (AFE) for PIC16F639
AC CHARACTERISTICS
Standard Operating Conditions (unless otherwise stated)
Supply Voltage
2.0V ≤ VDD ≤ 3.6V
Operating temperature
-40°C ≤ TAMB ≤ +85°C for industrial
LC Signal Input
Sinusoidal 300 mVPP
Carrier Frequency
125 kHz
LCCOM connected to VSS
Param
AF33
AF34
AF35
AF36
AF37
AF38
AF39
AF40
AF41
AF42
AF43
AF44
AF45
*
†
Sym
Characteristic
Min Typ† Max Units
Conditions
FSCLK SCLK Frequency
—
—
3
MHz
Tcssc _{CS fall to first SCLK edge}
setup time
100
—
—
ns
TSU SDI setup time
30
—
—
ns
THD SDI hold time
50
—
—
ns
THI SCLK high time
150
—
—
ns
TLO SCLK low time
150
—
—
ns
TDO SDO setup time
—
—
150
ns
TSCCS SCLK last edge to CS rise
100
—
—
ns
setup time
TCSH CS high time
500
—
—
ns
TCS1 CS rise to SCLK edge setup
50
—
—
ns
time
TCS0 SCLK edge to CS fall setup
50
—
—
ns SCLK edge when CS is high
time
TSPIR Rise time of SPI data
(SPI Read command)
—
10
—
ns VDD = 3.0V. Time is measured from 10%
to 90% of amplitude
TSPIF Fall time of SPI data
(SPI Read command)
—
10
—
ns VDD = 3.0V. Time is measured from 90%
to 10% of amplitude
Parameter is characterized but not tested.
Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are
not tested.
DS41232D-page 190
© 2007 Microchip Technology Inc.