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The BM1370

The BM1370 is an undocumented SHA256 mining ASIC from Bitmain. It’s mostly used in the Antminer S21 Pro.

Hashrate

The nominal hashrate of the BM1368 is between 1~1.4TH/s.

PriceNew: ~$unknown
Efficiency15J/TH
Serial ProtocolUART
Baudrate-
Footprint-

Pinout

PinoutExplanation
VDD1_0Internal voltage domain 1. (for bypass capacitors)
VDD2_0Internal voltage domain 2. (for bypass capacitors)
VDD3_0Internal voltage domain 3. (for bypass capacitors)
VSSGround
NRSTIReset input
BIBusy Input
ROSerial Response Output
CLKIClock Input
CISerial Command Input
ADDR0Address 0 (unknown functionality)
ADDR1Address 1 (unknown functionality)
PLL_VSSPhase Locked Loop Ground
VDDIO_08_00.8V IO voltage
VDDIO_18_01.8V IO voltage (this is normally 1.2V now)
VDD1_1Internal voltage domain 1. (for bypass capacitors)
VDD2_1Internal voltage domain 2. (for bypass capacitors)
VDD3_1Internal voltage domain 3. (for bypass capacitors)
VSSGround
NRST0Reset Output
BOBusy Output
RISerial Response Input
CLK0Clock output
TEMP_PTemperature postitive diode side
TEMP_NTemperature negative diode side
COSerial Command Output
INV_CLK0Inverted Clock Output (unknown use)
PIN_MODEPin mode selector
VSSGround
VDI0_08_10.8V IO voltage
VSI0_08_11.8V IO voltage (this is normally 1.2V now)