PIC16C715T-04/SS - 4MHz 8-bit CMOS OTP MCU w/ ADC | Microchip
MPN: PIC16C715T-04/SS β End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.46 | $1.46 |
| 10 | $1.32 | $13.20 |
| 100 | $1.18 | $118.00 |
| 500 | $1.05 | $525.00 |
| 1,000 | $0.95 | $950.00 |
PIC16C715T-04/SS Overview
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory, data RAM, and peripherals into one package. PIC microcontrollers use a Harvard RISC architecture with a small, fixed instruction set - the PIC16C715 belongs to Microchip's mid-range PIC16CXX family with 35 single-word instructions, making it easy to program in assembly or C. The 'C' in PIC16C715 indicates One-Time-Programmable EPROM program memory, intended for low-volume production and prototyping.
Key features include 13 digital I/O pins, 4 channels of 8-bit ADC, a 14-bit wide instruction word, and two 8-bit timers plus one 16-bit timer (TMR1). The 4 MHz oscillator input combined with the 4-clock-per-instruction cycle yields a 1 MHz instruction rate, and the integrated ADC simplifies sensor-interface designs by eliminating an external converter IC.
The architecture is fully static, allowing the clock to be stopped without loss of internal state - a useful trait for low-power wait modes. The mid-range 14-bit core is upward-compatible with the PIC16C5X baseline and PIC12CXXX 8-pin devices, so code written for related parts can be ported with minimal changes. According to the Microchip datasheet, the device supports both RC and crystal oscillator modes.
Typical applications include appliance control, low-cost sensor signal conditioning, battery chargers, and any 5V embedded design that needs on-chip ADC without the recurring cost of flash. Note that Microchip recommends the newer PIC16F716 as a flash-reprogrammable migration path for new designs.
For designs still using this OTP part, plan the program code carefully before programming - OTP devices cannot be erased. Use an emulator or windowed sample (PIC16C715JW) for prototype development.
This page synthesizes distributor pricing, drop-in alternatives within the PIC16C71X family, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for PIC16C715T-04/SS β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC16C715T-04/SS (same form factor and footprint) β differing in Core Architecture, Program Memory Type, Package, Program Memory Size, Operating Temperature.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
PIC16C715T-04I/SS
β Drop-Inβ In Stock
$1.18 / Unit
View Datasheet βPIC16C715-04/SS
β Drop-Inπ Reference alternative (not in catalog)
PIC16C715-04I/SS
β Drop-Inπ Reference alternative (not in catalog)
PIC16C715-04E/SS
β Drop-Inπ Reference alternative (not in catalog)
PIC16C715-20/SS
β Drop-Inπ Reference alternative (not in catalog)
PIC16C711T-04/SS
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$2.15 / Unit
View Datasheet βPIC16C712T-04I/SS
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$3.9 / Unit
View Datasheet βPIC16C715T-04/SS Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC 8-bit RISC (mid-range, 14-bit instruction word) |
| Family | PIC16C71X (PIC16CXX mid-range) |
| Program Memory Type | OTP EPROM |
| Program Memory Size | 3.5 KB (2K x 14 words) |
| Data RAM | 128 bytes |
| Maximum Clock Frequency | 4 MHz |
| Instruction Execution Time | 200 ns (at 4 MHz, 4 Tcy per instruction) |
| Operating Voltage (Vdd) | 5 V |
| Operating Temperature | 0 C to +70 C (commercial grade, /SS suffix without 'I') |
| I/O Pins | 13 |
| ADC | 4 channels, 8-bit resolution |
| Timers | Two 8-bit (TMR0, TMR2) + one 16-bit (TMR1) |
| Instruction Set | 35 single-word instructions |
| Package | 20-pin SSOP (5.30 mm / 209 mil body) |
| Mounting Type | Surface Mount |
PIC16C715T-04/SS Pin Configuration
| Pin 1 | RA2/AN2 β Digital I/O / Analog input channel 2 |
| Pin 2 | RA3/AN3/VREF β Digital I/O / Analog input channel 3 / ADC voltage reference |
| Pin 3 | RA4/T0CKI β Digital I/O / Timer0 clock input |
| Pin 4 | MCLR/VPP β Master clear reset / Programming voltage input |
| Pin 5 | Vss β Ground reference |
| Pin 6 | RB0/INT β Digital I/O / External interrupt input |
| Pin 7 | RB1 β Digital I/O |
| Pin 8 | RB2 β Digital I/O |
| Pin 9 | RB3 β Digital I/O |
| Pin 10 | RB4 β Digital I/O |
| Pin 11 | RB5 β Digital I/O |
| Pin 12 | RB6 β Digital I/O |
| Pin 13 | RB7 β Digital I/O |
| Pin 14 | Vdd β Positive supply voltage (+5V) |
| Pin 15 | OSC2/CLKOUT β Oscillator crystal output / Clock output |
| Pin 16 | OSC1/CLKIN β Oscillator crystal input / External clock input |
| Pin 17 | RA0/AN0 β Digital I/O / Analog input channel 0 |
| Pin 18 | RA1/AN1 β Digital I/O / Analog input channel 1 |
| Pin 19 | RC0 β Digital I/O |
| Pin 20 | RC1 β Digital I/O |
Typical Applications
PIC16C715T-04/SS is suitable for 7 applications: Appliance Control Panels, Battery Charger Controllers, Industrial Sensor Signal Conditioning, Consumer Remote Controls and Toys, Automotive Aftermarket Accessories (Non-Safety), HVAC Thermostat Controllers, Educational Microcontroller Training Kits.
Appliance Control Panels
The PIC16C715T-04/SS is well suited for low-cost appliance control panels such as washing machines, microwave ovens, and rice cookers where a 5V MCU with on-chip ADC is needed. The integrated 4-channel 8-bit ADC reads temperature sensors, humidity sensors, and rotary encoder positions without an external converter IC, reducing BOM cost by roughly $0.30 to $0.50. The 20-pin SSOP package fits behind compact LED/buzzer indicator arrays, and the OTP EPROM program memory provides the lowest unit cost in volumes above 10K units where firmware is fully frozen.
Recommended
Battery Charger Controllers
The PIC16C715T-04/SS works as a low-cost 5V battery charger controller for NiCd, NiMH, and lead-acid packs. Its 4 MHz instruction rate executes PID charge-current loops at 10 kHz update rates with comfortable margin, while the 4 ADC channels monitor battery voltage, charge current, temperature, and a sense-input. The 13 GPIO pins drive MOSFET gate drivers, status LEDs, and relay cut-off signals. For wall-wart powered designs the OTP EPROM locks firmware once charge profiles are qualified.
Recommended
Industrial Sensor Signal Conditioning
For industrial sensor front-ends the PIC16C715T-04/SS digitizes analog signals from thermocouples, RTDs, strain gauges, and 4-20 mA loops. The 8-bit ADC gives 0.4% resolution which is adequate for indicator-level monitoring rather than precision measurement. The 5V supply is well matched to industrial 24V systems stepped down through a small linear regulator. The commercial 0C to +70C range suits enclosure-internal sensors; for outdoor or factory-floor deployment, migrate to the PIC16C715T-04I/SS industrial variant.
Recommended
Consumer Remote Controls and Toys
The PIC16C715T-04/SS powers cost-sensitive consumer products such as IR remote controls, electronic toys, and educational kits. The 35-instruction mid-range core is easy to teach beginners, and the OTP EPROM is acceptable for high-volume SKUs where firmware is finalized. The 13 I/O pins drive IR LEDs, piezo buzzers, keypad matrices, and LCD segments. The 4 MHz clock keeps EMI emissions low and is sufficient for Manchester-coded IR protocols at 38 kHz carrier.
Recommended
Automotive Aftermarket Accessories (Non-Safety)
In non-safety automotive aftermarket products such as alarm systems, remote starters, and interior LED controllers, the PIC16C715T-04/SS offers 5V operation, on-chip ADC, and 13 I/O in a compact SSOP-20 footprint. According to Microchip, automotive designs typically use the PIC16F716 or PIC16F88 with AEC-Q100 qualification, but the PIC16C715T-04I/SS industrial variant (-40C to +85C) can be considered for under-dash accessories where AEC-Q100 is not mandatory.
Recommended
HVAC Thermostat Controllers
The PIC16C715T-04/SS is used in low-cost HVAC thermostat designs for residential and light-commercial buildings. The 4 ADC channels read indoor temperature, outdoor temperature, humidity, and setpoint dial position. The 13 I/O pins drive LCD displays, relay coils for compressor/heat-pump contactors, and communication lines. The 5V supply is easily derived from a 24VAC HVAC bus through a small rectifier and regulator. With OTP EPROM, firmware is locked at production which simplifies regulatory certification.
Recommended
Educational Microcontroller Training Kits
The PIC16C715T-04/SS is suitable for university and vocational training kits teaching 8-bit embedded design. According to Microchip documentation, the 35-instruction mid-range core is approachable for first-year students while still capable of supporting interrupt-driven ADC sampling and timer-based PWM demos. The 20-pin SSOP is breadboard-friendly with adapter boards, and the PIC16F716 flash version allows students to iterate without wasting OTP parts. Note: kits typically use the JW windowed package for erase/reprogram during lab exercises.
Recommended
Recommended Products Summary
Engineering reference data for PIC16C715T-04/SS β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16C715T-04I/SS | PIC16C715-04/SS | PIC16C715-04I/SS | PIC16C715-04E/SS | PIC16C715-20/SS | PIC16C711T-04/SS | PIC16C712T-04I/SS |
|---|---|---|---|---|---|---|---|---|
| Package | 20-SSOP (5.30 mm) | 20-SSOP (5.30 mm) - same | 20-SSOP (5.30 mm) - same | 20-SSOP (5.30 mm) - same | 20-SSOP (5.30 mm) - same | 20-SSOP (5.30 mm) - same | 20-SSOP (5.30 mm) - same | 20-SSOP (5.30 mm) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Maximum Clock Frequency | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 20 MHz | 4 MHz | 4 MHz |
| Program Memory | 3.5 KB (2K x 14) OTP EPROM | 3.5 KB OTP EPROM | 3.5 KB OTP EPROM | 3.5 KB OTP EPROM | 3.5 KB OTP EPROM | 3.5 KB OTP EPROM | 1.75 KB OTP EPROM | 3.5 KB OTP EPROM |
| Data RAM | 128 bytes | 128 bytes | 128 bytes | 128 bytes | 128 bytes | 128 bytes | 68 bytes | 128 bytes |
| Operating Temperature | 0 C to +70 C (commercial) | -40 C to +85 C (industrial) | 0 C to +70 C (commercial) | -40 C to +85 C (industrial) | -40 C to +125 C (extended) | 0 C to +70 C (commercial) | 0 C to +70 C (commercial) | -40 C to +85 C (industrial) |
| ADC Channels | 4 x 8-bit | 4 x 8-bit | 4 x 8-bit | 4 x 8-bit | 4 x 8-bit | 4 x 8-bit | 4 x 8-bit | 4 x 8-bit |
| Packaging Format | Tape and Reel | Tape and Reel | Tube | Tube | Tube | Tube | Tape and Reel | Tape and Reel |
| PWM / CCP Module | No | No | No | No | No | No | No | Yes (1 CCP / PWM) |
| Lifecycle Status | NRND | NRND | NRND | NRND | NRND | NRND | NRND | NRND |
Key Differentiators
- Industrial temperature variant available in same package (vs PIC16C715T-04I/SS)
- Faster 20 MHz variant for compute-intensive tasks (vs PIC16C715-20/SS)
- Higher-memory and PWM-enhanced sibling in same package (vs PIC16C712T-04I/SS)
Design Notes
Estimated: At 5V Vdd and 4 MHz clock, the PIC16C715T-04/SS draws roughly 2 mA active and 5 uA sleep current (per typical Microchip mid-range datasheets). For battery-powered designs, the sleep current is the dominant lifetime factor - route all wake-up sources through RB0/INT or watchdog timer to maximize standby time. Add a 100 nF decoupling capacitor within 5 mm of the Vdd pin and a bulk 10 uF tantalum near the regulator output.
Estimated: The 20-pin SSOP has 0.65 mm pin pitch - design the land pattern per IPC-7351 SSOP-20 nominal with 0.40 mm pad width and 0.30 mm pad length. For hand-soldering or rework, expose a small ground plane on the top layer under the IC body to act as a thermal anchor; do not run signal traces beneath the SSOP body. Keep oscillator traces (OSC1/OSC2) under 10 mm and surround them with a ground guard ring to suppress EMI.
The MCLR/VPP pin (pin 4) MUST be tied to Vdd through a 10 kohm resistor; do not leave it floating, otherwise spurious resets will occur. The 'T' suffix in PIC16C715T-04/SS indicates Tape and Reel - if your pick-and-place cannot handle 1600-piece reels, choose the tube-packaged PIC16C715-04/SS variant instead. Lastly, do not exceed 4 MHz Vdd rise time - Microchip requires Vdd monotonic ramp from 0 to 5V in under 100 ms for proper reset circuit behavior.
Compliance Information
RoHS / lead-free / halogen-free status was not explicitly listed in the verified distributor data - treat as [DATA_NEEDED] until confirmed with Microchip or distributor material declarations. Not AEC-Q100 qualified; do not use in safety-critical automotive applications.
