PIC16C774-E/L Microchip Technology, PIC16C774-E/L Datasheet - Page 124

• Manufacturer Part Number: PIC16C774-E/L
• Description: IC MCU OTP 4KX14 A/D PWM 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C774-E/L

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: OTP
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 10x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-PLCC
• For Use With: DVA16XL441 - ADAPTER DEVICE ICE 44PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: PIC16C774E/L

PIC16C77X
FIGURE 11-7: CALCULATING THE MINIMUM REQUIRED SAMPLE TIME
T
T
T
T
T
T
T
T
T
T
T
† The temperature coefficient is only required for
FIGURE 11-8: ANALOG INPUT MODEL
DS30275A-page 124
ACQ
ACQ
ACQ
ACQ
ACQ
C
C
C
C
C
C
temperatures > 25 C.
=
=
=
=
=
=
=
=
=
=
=
+ Holding Capacitor Charging Time
(C
-25 pF (1 k
-25 pF (13.5 k ) In (1/16384)
-0.338 (-9.704) s
3.3 s
HOLD
Amplifier Settling Time
+ Holding Capacitor Charging Time
+Temperature Coefficient
5 s
+ T
+ [(Temp - 25 C)(0.05 s/ C)] †
5 s
+ 3.3 s
+ [(50 C - 25 C)(0.05 s / C)]
8.3 s + 1.25 s
9.55 s
C
) (R
IC
Legend C
+10 k + 2.5 k ) In (1/16384)
+ R
VA
SS
Rs
V
I
R
SS
C
LEAKAGE
PIN
T
IC
HOLD
+ R
Port Pin
C
5 pF
S
PIN
) In (1/16384)
= input capacitance
= threshold voltage
= leakage current at the pin due to
= interconnect resistance
= sampling switch
= sample/hold capacitance (from DAC)
various junctions
†
Advance Information
V
DD
V
V
T
T
= 0.6V
= 0.6V
I
LEAKAGE
100 nA
R
IC
1k
V
SS R
DD
Sampling
Switch
6V
5V
4V
3V
2V
SS
Sampling Switch
5 6 7 8 9 10 11
V
C
SS
HOLD
( k
1999 Microchip Technology Inc.
)
= 25 pF