PIC16F1937-I/P Microchip Technology, PIC16F1937-I/P Datasheet - Page 185

• Manufacturer Part Number: PIC16F1937-I/P
• Description: IC PIC MCU FLASH 512KX14 40-PDIP
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F1937-I/P

• Program Memory Type: FLASH
• Program Memory Size: 14KB (8K x 14)
• Package / Case: 40-DIP (0.600", 15.24mm)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 32MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 36
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: EUSART/MI2C/SPI
• Maximum Clock Frequency: 32 MHz
• Number Of Programmable I/os: 36
• Number Of Timers: 5
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 14-ch x 10-bit
• A/d Bit Size: 10 bit
• A/d Channels Available: 14
• Height: 4.95 mm
• Length: 53.21 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.8 V
• Width: 14.73 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

TABLE 18-1:
REGISTER 18-1:
 2009 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
u = Bit is unchanged
‘1’ = Bit is set
bit 7
bit 6-4
bit 3
bit 2
bit 1
bit 0
Note 1:
SRCLK
R/W-0/0
SRLEN
111
110
101
100
011
010
001
000
Set only, always reads back ‘ 0 ’.
SRLEN: SR Latch Enable bit
1 = SR Latch is enabled
0 = SR Latch is disabled
SRCLK<2:0>: SR Latch Clock Divider bits
000 = Generates a 1 F
001 = Generates a 1 F
010 = Generates a 1 F
011 = Generates a 1 F
100 = Generates a 1 F
101 = Generates a 1 F
110 = Generates a 1 F
111 = Generates a 1 F
SRQEN: SR Latch Q Output Enable bit
If SRLEN = 1 :
If SRLEN = 0 :
SR Latch is disabled
SRNQEN: SR Latch Q Output Enable bit
If SRLEN = 1 :
If SRLEN = 0 :
SRPS: Pulse Set Input of the SR Latch bit
1 = Pulse set input for 1 Q-clock period
0 = No effect on set input.
SRPR: Pulse Reset Input of the SR Latch bit
1 = Pulse reset input for 1 Q-clock period
0 = No effect on reset input.
Divider
SRCLK FREQUENCY TABLE
512
256
128
R/W-0/0
64
32
16
8
4
1 = Q is present on the SRQ pin
0 = External Q output is disabled
1 = Q is present on the SRnQ pin
0 = External Q output is disabled
SR Latch is disabled
SRCON0: SR LATCH CONTROL 0 REGISTER
F
OSC
W = Writable bit
x = Bit is unknown
‘0’ = Bit is cleared
SRCLK<2:0>
62.5 kHz
125 kHz
250 kHz
500 kHz
1 MHz
2 MHz
4 MHz
8 MHz
R/W-0/0
= 32 MHz
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
wide pulse every 4th F
wide pulse every 8th F
wide pulse every 16th F
wide pulse every 32nd F
wide pulse every 64th F
wide pulse every 128th F
wide pulse every 256th F
wide pulse every 512th F
F
OSC
R/W-0/0
1.25 MHz
39.0 kHz
78.1 kHz
2.5 MHz
156 kHz
313 kHz
625 kHz
Preliminary
5 MHz
= 20 MHz
(1)
(1)
U = Unimplemented bit, read as ‘0’
-n/n = Value at POR and BOR/Value at all other Resets
S = Bit is set only
R/W-0/0
SRQEN
OSC
OSC
PIC16F193X/LF193X
OSC
OSC
F
OSC
OSC
OSC
OSC
OSC
cycle clock
cycle clock
31.3 kHz
62.5 kHz
125 kHz
250 kHz
500 kHz
cycle clock
cycle clock
1 MHz
2 MHz
4 MHz
cycle clock
cycle clock
cycle clock
cycle clock
= 16 MHz
SRNQEN
R/W-0/0
F
OSC
31.25 kHz
7.81 kHz
15.6 kHz
62.5 kHz
125 kHz
250 kHz
500 kHz
1 MHz
= 4 MHz
R/S-0/0
SRPS
DS41364D-page 185
F
OSC
1.95 kHz
3.90 kHz
7.81 kHz
15.6 kHz
31.3 kHz
62.5 kHz
125 kHz
250 kHz
R/S-0/0
SRPR
= 1 MHz
bit 0