Micrel, Inc. MIC7211/7221 Absolute Maximum Ratings (Note 1) Operating Ratings (Note 2) Supply Voltage (VV+ – VV–). 12V Differential Input Voltage (VIN+, VIN–). ±(VV+ – VV–) I/O Pin Voltage (VIN+, VOUT), Note 3 . .VV+ + 0.3V to VV– – 0.3V Junction Temperature (TJ). +150°C Storage Temperature (TS). –65°C to +150°C ESD, Note 6 Supply Voltage (VV+ – VV–).2.2V to 10V Junction Temperature (TJ). –40°C to +85°C Package Thermal Resistance (θJA) Note 5 235°C/W Maximum Power Dissipation. Note 4 DC Electrical Characteristics (2.2V) VV+ = +2.2V, VV– = 0V, VCM = VOUT = VV+/2; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +85°C; Note 7; unless noted Symbol VOS Parameter Condition Min Input Offset Voltage Typ Max 2 10 Units mV TCVOS Input Offset Voltage 1 Temperature Drift µV/°C TCVOS Input Offset Voltage 3.3 Drift Over Time µV⁄month IB Input Bias Current 0.5 pA IOS Input Offset Current 0.25 pA CMRR Common-Mode Rejection Ratio dB Positive Power Supply Rejection Ratio 0V ≤ VCM ≤ 2.2V 60 PSRR 90 dB AVOL VV+ = 2.2V to 5V Gain 125 dB VOH Output Voltage (High) 2.18 V IS Supply Current VOL Output Voltage (Low) MIC7211, ILOAD = 2.5mA 2.1 ILOAD = 2.5mA VOUT = low 0.02 0.1 V 5 12 µA Typ Max Units 2 10 DC Electrical Characteristics (2.7V) VV+ = +2.7V, VV– = 0V, VCM = VOUT = VV+/2; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +85°C; Note 7; unless noted Symbol VOS Parameter Condition Min Input Offset Voltage mV TCVOS Input Offset Voltage 1 Temperature Drift µV/°C TCVOS Input Offset Voltage 3.3 Drift Over Time µV⁄month IB Input Bias Current 0.5 pA IOS Input Offset Current 0.25 pA CMRR Common-Mode Rejection Ratio dB Positive Power Supply Rejection Ratio 0V ≤ VCM ≤ 2.7V 65 PSRR 90 dB AVOL VV+ = 2.7V to 5V Gain 125 dB VOH Output Voltage (High) 2.68 V IS Supply Current VOL Output Voltage (Low) October 2009 MIC7211, ILOAD = 2.5mA 2.6 ILOAD = 2.5mA VOUT = low 2 0.02 0.1 V 5 12 µA M9999-100909