STNRG388A

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Design Win

Digital controller for power conversion applications with up to 6 programmable PWM generators, 96 MHz PLL

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Product overview

  • All features

    • Up to 6 programmable PWM generators (SMED - “State Machine Event Driven”)
      • 10 ns event detection and reaction
      • Max.1.3 ns PWM resolution
      • Single, coupled and two coupled operational modes
      • Up to 3 internal/external events per SMED
    • 4 analog comparators
      • 4 internal 4-bit references
      • Up to 4 external references
      • Less than 50 ns propagation time
      • Continuous comparison cycle
      • Configurable hysteresis voltage levels
    • ADCs (up to 8 channels)
      • 10-bit precision, with operational amplifier to extend resolution to 12-bit equivalent
      • Sequencer functionality
      • Input impedance: 1 MW
      • Configurable gain value: x1 and x4
    • Integrated microcontroller
      • Advanced STM8® core with Harvard architecture and 3-stage pipeline
      • Max. fCPU: 16 MHz
    • Memories
      • Flash and E2PROM with read while write (RWW) and error correction code (ECC)
      • Program memory: 32 Kbytes Flash; data retention 15 years at 85 °C after 10 kcycles at 25 °C
      • Data memory: 1 Kbyte true data E2PROM; data retention:15 years at 85 °C after 100 kcycles at 85 °C
      • RAM: 6 Kbytes
    • Clock management
      • Internal 96 MHz PLL
      • Low power oscillator circuit for external crystal resonator or direct clock input
      • Internal, user-trimmable 16 MHz RC and low power 153.6 kHz RC oscillators
      • Clock security system with clock monitor
    • Basic peripherals
      • System, auxiliary and basic timers
      • IWDG/WWDG watchdog, AWU, ITC
    • Reset and supply management
      • Multiple low power modes (wait, slow, auto- wakeup, Halt) with user definable clock gating
      • Low consumption power-on and power- down reset
    • I/O
      • Multifunction bidirectional GPIO with highly robust design, immune against current injection
      • Fast digital input DIGIN, with configurable pull-up
    • Communication interfaces
      • UART asynchronous with SW flow control and bootloader support
      • I2C master/slave fast-slow speed rate
    • Operating temperature: -40 °C up to 105 °C.
    • Configurable state machine generating a PWM signal
    • More than 10.4 ns PWM native resolution
    • Up to 1.3 ns PWM resolution when using SMED dithering
    • 6 states available in each SMED: IDLE, S0, S1, S2, S3 plus a special HOLD state
    • Transactions triggered by synchronous and asynchronous external events or an internal timer
    • Each transaction can generate an interrupt
    • Fifteen registers available to configure the state machine behavior
    • Four 16-bit configurable time registers, one for each running state (T0, T1, T2, T3)
    • Internal resources accessible through the processor interface
    • Eight interrupt request lines
    • Configurable ADC HW trigger request
    • PWM pseudo open drain features configurable through GPIO1 registers
    • GPIO0 [x] configured as input Hiz (where x = 1,0)
    • DAC&x>_EN = '0' and CP&x>_EN_ERef = '1 of MSC_DACCTR available only &undefined&undefinedon the STNRG388A register.

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STMicroelectronics - STNRG388A

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Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STNRG388A
Active
TSSOP 38 Industrial Ecopack2
STNRG388ATR
Active
TSSOP 38 Industrial Ecopack2

STNRG388A

Package:

TSSOP 38

Material Declaration**:

PDF XML

Marketing Status

Active

Package

TSSOP 38

Grade

Industrial

RoHS Compliance Grade

Ecopack2

STNRG388ATR

Package:

TSSOP 38

Material Declaration**:

PDF XML

Marketing Status

Active

Package

TSSOP 38

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

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