PIC16C74B-20I/L Microchip Technology Inc., PIC16C74B-20I/L Datasheet - Page 133

• Manufacturer Part Number: PIC16C74B-20I/L
• Description: 44 PIN, 7 KB OTP, 192 RAM, 33 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16C74B-20I/L

• A/d Inputs: 8-Channel, 8-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 33
• Interface: I2C/SPI/USART
• Memory Type: OTP
• Number Of Bits: 8
• Package Type: 44-pin PLCC
• Programmable Memory: 7K Bytes
• Ram Size: 192 Bytes
• Speed: 4 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2.5-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 16-15:
TABLE 16-11: EXAMPLE SPI SLAVE MODE REQUIREMENTS (CKE = 1)
Note 1: Specification 73A is only required if specifications 71A and 72A are used.
Param
† Data in “Typ” column is at 5 V, 25°C unless otherwise stated. These parameters are for design guidance only and
2000 Microchip Technology Inc.
71A
72A
73A
No.
70
71
72
74
75
76
77
78
79
80
82
83
Note:
(CKP = 0)
(CKP = 1)
SDI
SDI
SS
SCK
SCK
SDO
are not tested.
TssL2scH,
TssL2scL
TscH
TscL
T
TscH2diL,
TscL2diL
TdoR
TdoF
TssH2doZ
TscR
TscF
TscH2doV,
TscL2doV
TssL2doV
TscH2ssH,
TscL2ssH
B
Symbol
Refer to Figure 16-4 for load conditions.
2
B
82
EXAMPLE SPI SLAVE MODE TIMING (CKE = 1)
SS to SCK or SCK input
SCK input high time
(Slave mode)
SCK input low time
(Slave mode)
Last clock edge of Byte1 to the 1st clock
edge of Byte2
Hold time of SDI data input to SCK edge
SDO data output rise
time
SDO data output fall time
SS to SDO output hi-impedance
SCK output rise time
(Master mode)
SCK output fall time (Master mode)
SDO data output valid
after SCK edge
SDO data output valid
after SS edge
SS
70
after SCK edge
MSb IN
MSb
74
71
Characteristic
75, 76
72
BIT6 - - - - - -1
BIT6 - - - -1
Continuous
Single Byte
Continuous
Single Byte
PIC16CXX
PIC16LCXX
PIC16CXX
PIC16LCXX
PIC16CXX
PIC16LCXX
PIC16CXX
PIC16LCXX
PIC16C63A/65B/73B/74B
80
1.25T
1.25T
1.5T
1.5T
LSb
Min
T
100
CY
CY
LSb IN
40
40
10
—
—
—
—
—
—
—
—
—
CY
CY
CY
+ 40
+ 40
+ 30
+ 30
Typ† Max Units
—
—
—
—
—
—
—
10
20
10
—
10
20
10
—
—
—
—
—
83
100
100
25
45
25
50
25
45
25
50
50
—
—
—
—
—
—
—
—
77
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS30605C-page 133
(Note 1)
(Note 1)
(Note 1)
Conditions