PIC16LF877A-I Datasheet, PDF (192/234 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers

PIC16F87XA
TABLE 17-9: SPI MODE REQUIREMENTS
Param
No.
Symbol
Characteristic
Min
Typ† Max Units Conditions
70* TSSL2SCH, SS ↓ to SCK ↓ or SCK ↑ Input
TSSL2SCL
TCY
—
—
ns
71*
TSCH
SCK Input High Time (Slave mode)
TCY + 20
—
—
ns
72*
TSCL
SCK Input Low Time (Slave mode)
TCY + 20
—
—
ns
73* TDIV2SCH, Setup Time of SDI Data Input to SCK Edge
TDIV2SCL
100
—
—
ns
74* TSCH2DIL, Hold Time of SDI Data Input to SCK Edge
TSCL2DIL
100
—
—
ns
75*
TDOR
SDO Data Output Rise Time
Standard(F)
—
Extended(LF)
—
10
25 ns
25
50 ns
76*
TDOF
SDO Data Output Fall Time
—
10
25 ns
77* TSSH2DOZ SS ↑ to SDO Output High-Impedance
10
—
50 ns
78*
TSCR
SCK Output Rise Time
(Master mode)
Standard(F)
—
Extended(LF)
—
10
25 ns
25
50 ns
79*
TSCF
SCK Output Fall Time (Master mode)
—
10
25 ns
80* TSCH2DOV, SDO Data Output Valid after
TSCL2DOV SCK Edge
Standard(F)
—
Extended(LF)
—
—
50 ns
— 145
81* TDOV2SCH, SDO Data Output Setup to SCK Edge
TDOV2SCL
TCY
—
—
ns
82* TSSL2DOV SDO Data Output Valid after SS ↓ Edge
—
—
50 ns
83* TSCH2SSH, SS ↑ after SCK Edge
TSCL2SSH
1.5 TCY + 40 —
—
ns
* These parameters are characterized but not tested.
† Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are
not tested.
FIGURE 17-15: I²C BUS START/STOP BITS TIMING
SCL
SDA
91
90
93
92
Start
Condition
Note: Refer to Figure 17-3 for load conditions.
Stop
Condition
DS39582B-page 190
 2003 Microchip Technology Inc.