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The difference of principal between CML and ECL as a link technology is the output impedance of the driver stage: the emitter follower of ECL has a low resistance of around 5 Ω whereas CML connects to the drains of the driving transistors, that have a high impedance, and so the impedance of the pull up/down network (typically 50 Ω resistive ...
Of these families, only ECL, TTL, NMOS, CMOS, and BiCMOS are currently still in widespread use. ECL is used for very high-speed applications because of its price and power demands, while NMOS logic is mainly used in VLSI circuits applications such as CPUs and memory chips which fall outside of the scope of this article. Present-day "building ...
Treasury Tax and Loan Service, or TT&L, is a service offered by the Federal Reserve Banks of the United States that keeps tax receipts in the banking sector by depositing them into select banks that meet certain criteria. TT&L accounts are Treasury accounts created at commercial banks to accept electronic tax payments and to disburse Treasury ...
ECL circuits available on the open market usually operated with logic levels incompatible with other families. This meant that interoperation between ECL and other logic families, such as the popular TTL family, required additional interface circuits. The fact that the high and low logic levels are relatively close meant that ECL suffers from ...
A TTL input signal is defined as "low" when between 0 V and 0.8 V with respect to the ground terminal, and "high" when between 2 V and V CC (5 V), [22] [23] and if a voltage signal ranging between 0.8 V and 2.0 V is sent into the input of a TTL gate, there is no certain response from the gate and therefore it is considered "uncertain" (precise ...
The Bank Policy Institute points out that CECL forces banks to recognize expected future losses immediately but does not allow them to recognize immediately the higher expected future interest earnings banks receive as compensation for risk. This could result in a decrease in availability of lending to non-prime borrowers, stunting economic ...
A substitute check or cheque, also called an image cash letter (ICL), clearing replacement document (CRD), [1] or image replacement document (IRD), [2] is a negotiable instrument used in electronic banking systems to represent a physical paper cheque (check).
8-bit TTL-ECL shift register 20 74F707: 74x708 1 576-bit FIFO memory (64x9) three-state 28 74ACT708: 74x710 1 8-bit single-supply TTL-ECL shift register 20 74F710: 74x711 5 quint 2-to-1 multiplexers three-state 20 74F711: 74x712 5 quint 3-to-1 multiplexers 24 74F712: 74x715 1 programmable video sync generator 20 74ACT715: 74x716 1 programmable ...